15693539420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{433}}^1\times {\mathrm{10723}}^1$

素因数の和:11191

約数の個数: 72

約数和(自身を含む): 35772304176

約数和(自身を除く): 20078764756

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 433, 676, 845, 866, 1690, 1732, 2165, 3380, 4330, 5629, 8660, 10723, 11258, 21446, 22516, 28145, 42892, 53615, 56290, 73177, 107230, 112580, 139399, 146354, 214460, 278798, 292708, 365885, 557596, 696995, 731770, 1393990, 1463540, 1812187, 2787980, 3624374, 4643059, 7248748, 9060935, 9286118, 18121870, 18572236, 23215295, 36243740, 46430590, 60359767, 92861180, 120719534, 241439068, 301798835, 603597670, 784676971, 1207195340, 1569353942, 3138707884, 3923384855, 7846769710, 15693539420]

約数ペア:

[(1, 15693539420), (2, 7846769710), (4, 3923384855), (5, 3138707884), (10, 1569353942), (13, 1207195340), (20, 784676971), (26, 603597670), (52, 301798835), (65, 241439068), (130, 120719534), (169, 92861180), (260, 60359767), (338, 46430590), (433, 36243740), (676, 23215295), (845, 18572236), (866, 18121870), (1690, 9286118), (1732, 9060935), (2165, 7248748), (3380, 4643059), (4330, 3624374), (5629, 2787980), (8660, 1812187), (10723, 1463540), (11258, 1393990), (21446, 731770), (22516, 696995), (28145, 557596), (42892, 365885), (53615, 292708), (56290, 278798), (73177, 214460), (107230, 146354), (112580, 139399)]