82867960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9547}}^1$

素因数の和:9596

約数の個数: 64

約数和(自身を含む): 219985920

約数和(自身を除く): 137117960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 9547, 19094, 38188, 47735, 66829, 76376, 95470, 133658, 190940, 267316, 295957, 334145, 381880, 534632, 591914, 668290, 1183828, 1336580, 1479785, 2071699, 2367656, 2673160, 2959570, 4143398, 5919140, 8286796, 10358495, 11838280, 16573592, 20716990, 41433980, 82867960]

約数ペア:

[(1, 82867960), (2, 41433980), (4, 20716990), (5, 16573592), (7, 11838280), (8, 10358495), (10, 8286796), (14, 5919140), (20, 4143398), (28, 2959570), (31, 2673160), (35, 2367656), (40, 2071699), (56, 1479785), (62, 1336580), (70, 1183828), (124, 668290), (140, 591914), (155, 534632), (217, 381880), (248, 334145), (280, 295957), (310, 267316), (434, 190940), (620, 133658), (868, 95470), (1085, 76376), (1240, 66829), (1736, 47735), (2170, 38188), (4340, 19094), (8680, 9547)]