86876020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{8059}}^1$

素因数の和:8093

約数の個数: 72

約数和(自身を含む): 231547680

約数和(自身を除く): 144671660

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 8059, 10780, 16118, 32236, 40295, 56413, 80590, 88649, 112826, 161180, 177298, 225652, 282065, 354596, 394891, 443245, 564130, 620543, 789782, 886490, 1128260, 1241086, 1579564, 1772980, 1974455, 2482172, 3102715, 3948910, 4343801, 6205430, 7897820, 8687602, 12410860, 17375204, 21719005, 43438010, 86876020]

約数ペア:

[(1, 86876020), (2, 43438010), (4, 21719005), (5, 17375204), (7, 12410860), (10, 8687602), (11, 7897820), (14, 6205430), (20, 4343801), (22, 3948910), (28, 3102715), (35, 2482172), (44, 1974455), (49, 1772980), (55, 1579564), (70, 1241086), (77, 1128260), (98, 886490), (110, 789782), (140, 620543), (154, 564130), (196, 443245), (220, 394891), (245, 354596), (308, 282065), (385, 225652), (490, 177298), (539, 161180), (770, 112826), (980, 88649), (1078, 80590), (1540, 56413), (2156, 40295), (2695, 32236), (5390, 16118), (8059, 10780)]