28278443440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{6653}}^1$

素因数の和:6807

約数の個数: 160

約数和(自身を含む): 73050699456

約数和(自身を除く): 44772256016

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 67, 80, 104, 122, 130, 134, 208, 244, 260, 268, 305, 335, 488, 520, 536, 610, 670, 793, 871, 976, 1040, 1072, 1220, 1340, 1586, 1742, 2440, 2680, 3172, 3484, 3965, 4087, 4355, 4880, 5360, 6344, 6653, 6968, 7930, 8174, 8710, 12688, 13306, 13936, 15860, 16348, 17420, 20435, 26612, 31720, 32696, 33265, 34840, 40870, 53131, 53224, 63440, 65392, 66530, 69680, 81740, 86489, 106262, 106448, 133060, 163480, 172978, 212524, 265655, 266120, 326960, 345956, 405833, 425048, 432445, 445751, 531310, 532240, 691912, 811666, 850096, 864890, 891502, 1062620, 1383824, 1623332, 1729780, 1783004, 2029165, 2125240, 2228755, 3246664, 3459560, 3566008, 4058330, 4250480, 4457510, 5275829, 5794763, 6493328, 6919120, 7132016, 8116660, 8915020, 10551658, 11589526, 16233320, 17830040, 21103316, 23179052, 26379145, 27190811, 28973815, 32466640, 35660080, 42206632, 46358104, 52758290, 54381622, 57947630, 84413264, 92716208, 105516580, 108763244, 115895260, 135954055, 211033160, 217526488, 231790520, 271908110, 353480543, 422066320, 435052976, 463581040, 543816220, 706961086, 1087632440, 1413922172, 1767402715, 2175264880, 2827844344, 3534805430, 5655688688, 7069610860, 14139221720, 28278443440]

約数ペア:

[(1, 28278443440), (2, 14139221720), (4, 7069610860), (5, 5655688688), (8, 3534805430), (10, 2827844344), (13, 2175264880), (16, 1767402715), (20, 1413922172), (26, 1087632440), (40, 706961086), (52, 543816220), (61, 463581040), (65, 435052976), (67, 422066320), (80, 353480543), (104, 271908110), (122, 231790520), (130, 217526488), (134, 211033160), (208, 135954055), (244, 115895260), (260, 108763244), (268, 105516580), (305, 92716208), (335, 84413264), (488, 57947630), (520, 54381622), (536, 52758290), (610, 46358104), (670, 42206632), (793, 35660080), (871, 32466640), (976, 28973815), (1040, 27190811), (1072, 26379145), (1220, 23179052), (1340, 21103316), (1586, 17830040), (1742, 16233320), (2440, 11589526), (2680, 10551658), (3172, 8915020), (3484, 8116660), (3965, 7132016), (4087, 6919120), (4355, 6493328), (4880, 5794763), (5360, 5275829), (6344, 4457510), (6653, 4250480), (6968, 4058330), (7930, 3566008), (8174, 3459560), (8710, 3246664), (12688, 2228755), (13306, 2125240), (13936, 2029165), (15860, 1783004), (16348, 1729780), (17420, 1623332), (20435, 1383824), (26612, 1062620), (31720, 891502), (32696, 864890), (33265, 850096), (34840, 811666), (40870, 691912), (53131, 532240), (53224, 531310), (63440, 445751), (65392, 432445), (66530, 425048), (69680, 405833), (81740, 345956), (86489, 326960), (106262, 266120), (106448, 265655), (133060, 212524), (163480, 172978)]