51543440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1709}}^1$

素因数の和:1764

約数の個数: 80

約数和(自身を含む): 133585200

約数和(自身を除く): 82041760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 260, 290, 377, 464, 520, 580, 754, 1040, 1160, 1508, 1709, 1885, 2320, 3016, 3418, 3770, 6032, 6836, 7540, 8545, 13672, 15080, 17090, 22217, 27344, 30160, 34180, 44434, 49561, 68360, 88868, 99122, 111085, 136720, 177736, 198244, 222170, 247805, 355472, 396488, 444340, 495610, 644293, 792976, 888680, 991220, 1288586, 1777360, 1982440, 2577172, 3221465, 3964880, 5154344, 6442930, 10308688, 12885860, 25771720, 51543440]

約数ペア:

[(1, 51543440), (2, 25771720), (4, 12885860), (5, 10308688), (8, 6442930), (10, 5154344), (13, 3964880), (16, 3221465), (20, 2577172), (26, 1982440), (29, 1777360), (40, 1288586), (52, 991220), (58, 888680), (65, 792976), (80, 644293), (104, 495610), (116, 444340), (130, 396488), (145, 355472), (208, 247805), (232, 222170), (260, 198244), (290, 177736), (377, 136720), (464, 111085), (520, 99122), (580, 88868), (754, 68360), (1040, 49561), (1160, 44434), (1508, 34180), (1709, 30160), (1885, 27344), (2320, 22217), (3016, 17090), (3418, 15080), (3770, 13672), (6032, 8545), (6836, 7540)]