71122740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{91183}}^1$

素因数の和:91208

約数の個数: 48

約数和(自身を含む): 214464768

約数和(自身を除く): 143342028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 91183, 182366, 273549, 364732, 455915, 547098, 911830, 1094196, 1185379, 1367745, 1823660, 2370758, 2735490, 3556137, 4741516, 5470980, 5926895, 7112274, 11853790, 14224548, 17780685, 23707580, 35561370, 71122740]

約数ペア:

[(1, 71122740), (2, 35561370), (3, 23707580), (4, 17780685), (5, 14224548), (6, 11853790), (10, 7112274), (12, 5926895), (13, 5470980), (15, 4741516), (20, 3556137), (26, 2735490), (30, 2370758), (39, 1823660), (52, 1367745), (60, 1185379), (65, 1094196), (78, 911830), (130, 547098), (156, 455915), (195, 364732), (260, 273549), (390, 182366), (780, 91183)]