70840250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 145297152

約数和(自身を除く): 74456902

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 71, 125, 130, 142, 250, 307, 325, 355, 614, 650, 710, 923, 1535, 1625, 1775, 1846, 3070, 3250, 3550, 3991, 4615, 7675, 7982, 8875, 9230, 15350, 17750, 19955, 21797, 23075, 38375, 39910, 43594, 46150, 76750, 99775, 108985, 115375, 199550, 217970, 230750, 283361, 498875, 544925, 566722, 997750, 1089850, 1416805, 2724625, 2833610, 5449250, 7084025, 14168050, 35420125, 70840250]

約数ペア:

[(1, 70840250), (2, 35420125), (5, 14168050), (10, 7084025), (13, 5449250), (25, 2833610), (26, 2724625), (50, 1416805), (65, 1089850), (71, 997750), (125, 566722), (130, 544925), (142, 498875), (250, 283361), (307, 230750), (325, 217970), (355, 199550), (614, 115375), (650, 108985), (710, 99775), (923, 76750), (1535, 46150), (1625, 43594), (1775, 39910), (1846, 38375), (3070, 23075), (3250, 21797), (3550, 19955), (3991, 17750), (4615, 15350), (7675, 9230), (7982, 8875)]