73400080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:189

約数の個数: 120

約数和(自身を含む): 189932040

約数和(自身を除く): 116531960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 80, 89, 104, 122, 130, 169, 178, 208, 244, 260, 305, 338, 356, 445, 488, 520, 610, 676, 712, 793, 845, 890, 976, 1040, 1157, 1220, 1352, 1424, 1586, 1690, 1780, 2314, 2440, 2704, 3172, 3380, 3560, 3965, 4628, 4880, 5429, 5785, 6344, 6760, 7120, 7930, 9256, 10309, 10858, 11570, 12688, 13520, 15041, 15860, 18512, 20618, 21716, 23140, 27145, 30082, 31720, 41236, 43432, 46280, 51545, 54290, 60164, 63440, 70577, 75205, 82472, 86864, 92560, 103090, 108580, 120328, 141154, 150410, 164944, 206180, 217160, 240656, 282308, 300820, 352885, 412360, 434320, 564616, 601640, 705770, 824720, 917501, 1129232, 1203280, 1411540, 1835002, 2823080, 3670004, 4587505, 5646160, 7340008, 9175010, 14680016, 18350020, 36700040, 73400080]

約数ペア:

[(1, 73400080), (2, 36700040), (4, 18350020), (5, 14680016), (8, 9175010), (10, 7340008), (13, 5646160), (16, 4587505), (20, 3670004), (26, 2823080), (40, 1835002), (52, 1411540), (61, 1203280), (65, 1129232), (80, 917501), (89, 824720), (104, 705770), (122, 601640), (130, 564616), (169, 434320), (178, 412360), (208, 352885), (244, 300820), (260, 282308), (305, 240656), (338, 217160), (356, 206180), (445, 164944), (488, 150410), (520, 141154), (610, 120328), (676, 108580), (712, 103090), (793, 92560), (845, 86864), (890, 82472), (976, 75205), (1040, 70577), (1157, 63440), (1220, 60164), (1352, 54290), (1424, 51545), (1586, 46280), (1690, 43432), (1780, 41236), (2314, 31720), (2440, 30082), (2704, 27145), (3172, 23140), (3380, 21716), (3560, 20618), (3965, 18512), (4628, 15860), (4880, 15041), (5429, 13520), (5785, 12688), (6344, 11570), (6760, 10858), (7120, 10309), (7930, 9256)]