8151335140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1481}}^1\times {\mathrm{21169}}^1$

素因数の和:22672

約数の個数: 48

約数和(自身を含む): 18447876720

約数和(自身を除く): 10296541580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1481, 2962, 5924, 7405, 14810, 19253, 21169, 29620, 38506, 42338, 77012, 84676, 96265, 105845, 192530, 211690, 275197, 385060, 423380, 550394, 1100788, 1375985, 2751970, 5503940, 31351289, 62702578, 125405156, 156756445, 313512890, 407566757, 627025780, 815133514, 1630267028, 2037833785, 4075667570, 8151335140]

約数ペア:

[(1, 8151335140), (2, 4075667570), (4, 2037833785), (5, 1630267028), (10, 815133514), (13, 627025780), (20, 407566757), (26, 313512890), (52, 156756445), (65, 125405156), (130, 62702578), (260, 31351289), (1481, 5503940), (2962, 2751970), (5924, 1375985), (7405, 1100788), (14810, 550394), (19253, 423380), (21169, 385060), (29620, 275197), (38506, 211690), (42338, 192530), (77012, 105845), (84676, 96265)]