68140930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2803}}^1$

素因数の和:2851

約数の個数: 64

約数和(自身を含む): 152627328

約数和(自身を除く): 84486398

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 110, 130, 143, 170, 187, 221, 286, 374, 442, 715, 935, 1105, 1430, 1870, 2210, 2431, 2803, 4862, 5606, 12155, 14015, 24310, 28030, 30833, 36439, 47651, 61666, 72878, 95302, 154165, 182195, 238255, 308330, 364390, 400829, 476510, 524161, 619463, 801658, 1048322, 1238926, 2004145, 2620805, 3097315, 4008290, 5241610, 6194630, 6814093, 13628186, 34070465, 68140930]

約数ペア:

[(1, 68140930), (2, 34070465), (5, 13628186), (10, 6814093), (11, 6194630), (13, 5241610), (17, 4008290), (22, 3097315), (26, 2620805), (34, 2004145), (55, 1238926), (65, 1048322), (85, 801658), (110, 619463), (130, 524161), (143, 476510), (170, 400829), (187, 364390), (221, 308330), (286, 238255), (374, 182195), (442, 154165), (715, 95302), (935, 72878), (1105, 61666), (1430, 47651), (1870, 36439), (2210, 30833), (2431, 28030), (2803, 24310), (4862, 14015), (5606, 12155)]