64403250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{1997}}^1$

素因数の和:2060

約数の個数: 64

約数和(自身を含む): 164571264

約数和(自身を除く): 100168014

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 125, 129, 150, 215, 250, 258, 375, 430, 645, 750, 1075, 1290, 1997, 2150, 3225, 3994, 5375, 5991, 6450, 9985, 10750, 11982, 16125, 19970, 29955, 32250, 49925, 59910, 85871, 99850, 149775, 171742, 249625, 257613, 299550, 429355, 499250, 515226, 748875, 858710, 1288065, 1497750, 2146775, 2576130, 4293550, 6440325, 10733875, 12880650, 21467750, 32201625, 64403250]

約数ペア:

[(1, 64403250), (2, 32201625), (3, 21467750), (5, 12880650), (6, 10733875), (10, 6440325), (15, 4293550), (25, 2576130), (30, 2146775), (43, 1497750), (50, 1288065), (75, 858710), (86, 748875), (125, 515226), (129, 499250), (150, 429355), (215, 299550), (250, 257613), (258, 249625), (375, 171742), (430, 149775), (645, 99850), (750, 85871), (1075, 59910), (1290, 49925), (1997, 32250), (2150, 29955), (3225, 19970), (3994, 16125), (5375, 11982), (5991, 10750), (6450, 9985)]