78312562244

素因数分解:

$2^2\times 7^4\times {\mathrm{641}}^1\times {\mathrm{12721}}^1$

素因数の和:13394

約数の個数: 60

約数和(自身を含む): 160140643068

約数和(自身を除く): 81828080824

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 641, 686, 1282, 1372, 2401, 2564, 4487, 4802, 8974, 9604, 12721, 17948, 25442, 31409, 50884, 62818, 89047, 125636, 178094, 219863, 356188, 439726, 623329, 879452, 1246658, 1539041, 2493316, 3078082, 4363303, 6156164, 8154161, 8726606, 16308322, 17453212, 30543121, 32616644, 57079127, 61086242, 114158254, 122172484, 228316508, 399553889, 799107778, 1598215556, 2796877223, 5593754446, 11187508892, 19578140561, 39156281122, 78312562244]

約数ペア:

[(1, 78312562244), (2, 39156281122), (4, 19578140561), (7, 11187508892), (14, 5593754446), (28, 2796877223), (49, 1598215556), (98, 799107778), (196, 399553889), (343, 228316508), (641, 122172484), (686, 114158254), (1282, 61086242), (1372, 57079127), (2401, 32616644), (2564, 30543121), (4487, 17453212), (4802, 16308322), (8974, 8726606), (9604, 8154161), (12721, 6156164), (17948, 4363303), (25442, 3078082), (31409, 2493316), (50884, 1539041), (62818, 1246658), (89047, 879452), (125636, 623329), (178094, 439726), (219863, 356188)]