79995700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{593}}^1$

素因数の和:697

約数の個数: 72

約数和(自身を含む): 185613120

約数和(自身を除く): 105617420

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 71, 76, 95, 100, 142, 190, 284, 355, 380, 475, 593, 710, 950, 1186, 1349, 1420, 1775, 1900, 2372, 2698, 2965, 3550, 5396, 5930, 6745, 7100, 11267, 11860, 13490, 14825, 22534, 26980, 29650, 33725, 42103, 45068, 56335, 59300, 67450, 84206, 112670, 134900, 168412, 210515, 225340, 281675, 421030, 563350, 799957, 842060, 1052575, 1126700, 1599914, 2105150, 3199828, 3999785, 4210300, 7999570, 15999140, 19998925, 39997850, 79995700]

約数ペア:

[(1, 79995700), (2, 39997850), (4, 19998925), (5, 15999140), (10, 7999570), (19, 4210300), (20, 3999785), (25, 3199828), (38, 2105150), (50, 1599914), (71, 1126700), (76, 1052575), (95, 842060), (100, 799957), (142, 563350), (190, 421030), (284, 281675), (355, 225340), (380, 210515), (475, 168412), (593, 134900), (710, 112670), (950, 84206), (1186, 67450), (1349, 59300), (1420, 56335), (1775, 45068), (1900, 42103), (2372, 33725), (2698, 29650), (2965, 26980), (3550, 22534), (5396, 14825), (5930, 13490), (6745, 11860), (7100, 11267)]