87455670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2161}}^1$

素因数の和:2261

約数の個数: 64

約数和(自身を含む): 224156160

約数和(自身を除く): 136700490

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 71, 95, 114, 142, 190, 213, 285, 355, 426, 570, 710, 1065, 1349, 2130, 2161, 2698, 4047, 4322, 6483, 6745, 8094, 10805, 12966, 13490, 20235, 21610, 32415, 40470, 41059, 64830, 82118, 123177, 153431, 205295, 246354, 306862, 410590, 460293, 615885, 767155, 920586, 1231770, 1534310, 2301465, 2915189, 4602930, 5830378, 8745567, 14575945, 17491134, 29151890, 43727835, 87455670]

約数ペア:

[(1, 87455670), (2, 43727835), (3, 29151890), (5, 17491134), (6, 14575945), (10, 8745567), (15, 5830378), (19, 4602930), (30, 2915189), (38, 2301465), (57, 1534310), (71, 1231770), (95, 920586), (114, 767155), (142, 615885), (190, 460293), (213, 410590), (285, 306862), (355, 246354), (426, 205295), (570, 153431), (710, 123177), (1065, 82118), (1349, 64830), (2130, 41059), (2161, 40470), (2698, 32415), (4047, 21610), (4322, 20235), (6483, 13490), (6745, 12966), (8094, 10805)]