68902904

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{461}}^1$

素因数の和:648

約数の個数: 64

約数和(自身を含む): 157671360

約数和(自身を除く): 88768456

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 157, 238, 314, 461, 476, 628, 922, 952, 1099, 1256, 1844, 2198, 2669, 3227, 3688, 4396, 5338, 6454, 7837, 8792, 10676, 12908, 15674, 18683, 21352, 25816, 31348, 37366, 54859, 62696, 72377, 74732, 109718, 144754, 149464, 219436, 289508, 438872, 506639, 579016, 1013278, 1230409, 2026556, 2460818, 4053112, 4921636, 8612863, 9843272, 17225726, 34451452, 68902904]

約数ペア:

[(1, 68902904), (2, 34451452), (4, 17225726), (7, 9843272), (8, 8612863), (14, 4921636), (17, 4053112), (28, 2460818), (34, 2026556), (56, 1230409), (68, 1013278), (119, 579016), (136, 506639), (157, 438872), (238, 289508), (314, 219436), (461, 149464), (476, 144754), (628, 109718), (922, 74732), (952, 72377), (1099, 62696), (1256, 54859), (1844, 37366), (2198, 31348), (2669, 25816), (3227, 21352), (3688, 18683), (4396, 15674), (5338, 12908), (6454, 10676), (7837, 8792)]