74895160

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 172886400

約数和(自身を除く): 97991240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 137, 158, 173, 274, 316, 346, 395, 548, 632, 685, 692, 790, 865, 1096, 1370, 1384, 1580, 1730, 2740, 3160, 3460, 5480, 6920, 10823, 13667, 21646, 23701, 27334, 43292, 47402, 54115, 54668, 68335, 86584, 94804, 108230, 109336, 118505, 136670, 189608, 216460, 237010, 273340, 432920, 474020, 546680, 948040, 1872379, 3744758, 7489516, 9361895, 14979032, 18723790, 37447580, 74895160]

約数ペア:

[(1, 74895160), (2, 37447580), (4, 18723790), (5, 14979032), (8, 9361895), (10, 7489516), (20, 3744758), (40, 1872379), (79, 948040), (137, 546680), (158, 474020), (173, 432920), (274, 273340), (316, 237010), (346, 216460), (395, 189608), (548, 136670), (632, 118505), (685, 109336), (692, 108230), (790, 94804), (865, 86584), (1096, 68335), (1370, 54668), (1384, 54115), (1580, 47402), (1730, 43292), (2740, 27334), (3160, 23701), (3460, 21646), (5480, 13667), (6920, 10823)]