258900540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{32939}}^1$

素因数の和:33082

約数の個数: 48

約数和(自身を含む): 730477440

約数和(自身を除く): 471576900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3930, 7860, 32939, 65878, 98817, 131756, 164695, 197634, 329390, 395268, 494085, 658780, 988170, 1976340, 4315009, 8630018, 12945027, 17260036, 21575045, 25890054, 43150090, 51780108, 64725135, 86300180, 129450270, 258900540]

約数ペア:

[(1, 258900540), (2, 129450270), (3, 86300180), (4, 64725135), (5, 51780108), (6, 43150090), (10, 25890054), (12, 21575045), (15, 17260036), (20, 12945027), (30, 8630018), (60, 4315009), (131, 1976340), (262, 988170), (393, 658780), (524, 494085), (655, 395268), (786, 329390), (1310, 197634), (1572, 164695), (1965, 131756), (2620, 98817), (3930, 65878), (7860, 32939)]