7953790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:157

約数の個数: 64

約数和(自身を含む): 16873920

約数和(自身を除く): 8920130

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 59, 61, 65, 85, 118, 122, 130, 170, 221, 295, 305, 442, 590, 610, 767, 793, 1003, 1037, 1105, 1534, 1586, 2006, 2074, 2210, 3599, 3835, 3965, 5015, 5185, 7198, 7670, 7930, 10030, 10370, 13039, 13481, 17995, 26078, 26962, 35990, 46787, 61183, 65195, 67405, 93574, 122366, 130390, 134810, 233935, 305915, 467870, 611830, 795379, 1590758, 3976895, 7953790]

約数ペア:

[(1, 7953790), (2, 3976895), (5, 1590758), (10, 795379), (13, 611830), (17, 467870), (26, 305915), (34, 233935), (59, 134810), (61, 130390), (65, 122366), (85, 93574), (118, 67405), (122, 65195), (130, 61183), (170, 46787), (221, 35990), (295, 26962), (305, 26078), (442, 17995), (590, 13481), (610, 13039), (767, 10370), (793, 10030), (1003, 7930), (1037, 7670), (1105, 7198), (1534, 5185), (1586, 5015), (2006, 3965), (2074, 3835), (2210, 3599)]