259975456

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{2729}}^1$

素因数の和:2981

約数の個数: 48

約数和(自身を含む): 553807800

約数和(自身を除く): 293832344

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 229, 416, 458, 916, 1832, 2729, 2977, 3664, 5458, 5954, 7328, 10916, 11908, 21832, 23816, 35477, 43664, 47632, 70954, 87328, 95264, 141908, 283816, 567632, 624941, 1135264, 1249882, 2499764, 4999528, 8124233, 9999056, 16248466, 19998112, 32496932, 64993864, 129987728, 259975456]

約数ペア:

[(1, 259975456), (2, 129987728), (4, 64993864), (8, 32496932), (13, 19998112), (16, 16248466), (26, 9999056), (32, 8124233), (52, 4999528), (104, 2499764), (208, 1249882), (229, 1135264), (416, 624941), (458, 567632), (916, 283816), (1832, 141908), (2729, 95264), (2977, 87328), (3664, 70954), (5458, 47632), (5954, 43664), (7328, 35477), (10916, 23816), (11908, 21832)]