64896520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3373}}^1$

素因数の和:3434

約数の個数: 64

約数和(自身を含む): 161547120

約数和(自身を除く): 96650600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 740, 962, 1480, 1924, 2405, 3373, 3848, 4810, 6746, 9620, 13492, 16865, 19240, 26984, 33730, 43849, 67460, 87698, 124801, 134920, 175396, 219245, 249602, 350792, 438490, 499204, 624005, 876980, 998408, 1248010, 1622413, 1753960, 2496020, 3244826, 4992040, 6489652, 8112065, 12979304, 16224130, 32448260, 64896520]

約数ペア:

[(1, 64896520), (2, 32448260), (4, 16224130), (5, 12979304), (8, 8112065), (10, 6489652), (13, 4992040), (20, 3244826), (26, 2496020), (37, 1753960), (40, 1622413), (52, 1248010), (65, 998408), (74, 876980), (104, 624005), (130, 499204), (148, 438490), (185, 350792), (260, 249602), (296, 219245), (370, 175396), (481, 134920), (520, 124801), (740, 87698), (962, 67460), (1480, 43849), (1924, 33730), (2405, 26984), (3373, 19240), (3848, 16865), (4810, 13492), (6746, 9620)]