259275568

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{317}}^1$

素因数の和:470

約数の個数: 80

約数和(自身を含む): 556464384

約数和(自身を除く): 297188816

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 97, 124, 136, 194, 248, 272, 317, 388, 496, 527, 634, 776, 1054, 1268, 1552, 1649, 2108, 2536, 3007, 3298, 4216, 5072, 5389, 6014, 6596, 8432, 9827, 10778, 12028, 13192, 19654, 21556, 24056, 26384, 30749, 39308, 43112, 48112, 51119, 61498, 78616, 86224, 102238, 122996, 157232, 167059, 204476, 245992, 334118, 408952, 491984, 522733, 668236, 817904, 953219, 1045466, 1336472, 1906438, 2090932, 2672944, 3812876, 4181864, 7625752, 8363728, 15251504, 16204723, 32409446, 64818892, 129637784, 259275568]

約数ペア:

[(1, 259275568), (2, 129637784), (4, 64818892), (8, 32409446), (16, 16204723), (17, 15251504), (31, 8363728), (34, 7625752), (62, 4181864), (68, 3812876), (97, 2672944), (124, 2090932), (136, 1906438), (194, 1336472), (248, 1045466), (272, 953219), (317, 817904), (388, 668236), (496, 522733), (527, 491984), (634, 408952), (776, 334118), (1054, 245992), (1268, 204476), (1552, 167059), (1649, 157232), (2108, 122996), (2536, 102238), (3007, 86224), (3298, 78616), (4216, 61498), (5072, 51119), (5389, 48112), (6014, 43112), (6596, 39308), (8432, 30749), (9827, 26384), (10778, 24056), (12028, 21556), (13192, 19654)]