71982760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2861}}^1$

素因数の和:2926

約数の個数: 64

約数和(自身を含む): 176184720

約数和(自身を除く): 104201960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 136, 148, 170, 185, 296, 340, 370, 629, 680, 740, 1258, 1480, 2516, 2861, 3145, 5032, 5722, 6290, 11444, 12580, 14305, 22888, 25160, 28610, 48637, 57220, 97274, 105857, 114440, 194548, 211714, 243185, 389096, 423428, 486370, 529285, 846856, 972740, 1058570, 1799569, 1945480, 2117140, 3599138, 4234280, 7198276, 8997845, 14396552, 17995690, 35991380, 71982760]

約数ペア:

[(1, 71982760), (2, 35991380), (4, 17995690), (5, 14396552), (8, 8997845), (10, 7198276), (17, 4234280), (20, 3599138), (34, 2117140), (37, 1945480), (40, 1799569), (68, 1058570), (74, 972740), (85, 846856), (136, 529285), (148, 486370), (170, 423428), (185, 389096), (296, 243185), (340, 211714), (370, 194548), (629, 114440), (680, 105857), (740, 97274), (1258, 57220), (1480, 48637), (2516, 28610), (2861, 25160), (3145, 22888), (5032, 14305), (5722, 12580), (6290, 11444)]