64138832

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^2$

素因数の和:208

約数の個数: 60

約数和(自身を含む): 135616320

約数和(自身を除く): 71477488

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 67, 76, 94, 134, 152, 188, 268, 304, 376, 536, 752, 893, 1072, 1273, 1786, 2546, 3149, 3572, 4489, 5092, 6298, 7144, 8978, 10184, 12596, 14288, 17956, 20368, 25192, 35912, 50384, 59831, 71824, 85291, 119662, 170582, 210983, 239324, 341164, 421966, 478648, 682328, 843932, 957296, 1364656, 1687864, 3375728, 4008677, 8017354, 16034708, 32069416, 64138832]

約数ペア:

[(1, 64138832), (2, 32069416), (4, 16034708), (8, 8017354), (16, 4008677), (19, 3375728), (38, 1687864), (47, 1364656), (67, 957296), (76, 843932), (94, 682328), (134, 478648), (152, 421966), (188, 341164), (268, 239324), (304, 210983), (376, 170582), (536, 119662), (752, 85291), (893, 71824), (1072, 59831), (1273, 50384), (1786, 35912), (2546, 25192), (3149, 20368), (3572, 17956), (4489, 14288), (5092, 12596), (6298, 10184), (7144, 8978)]