156913123900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1613}}^1\times {\mathrm{74831}}^1$

素因数の和:76471

約数の個数: 72

約数和(自身を含む): 366926140224

約数和(自身を除く): 210013016324

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 1613, 3226, 6452, 8065, 16130, 20969, 32260, 40325, 41938, 74831, 80650, 83876, 104845, 149662, 161300, 209690, 299324, 374155, 419380, 524225, 748310, 972803, 1048450, 1496620, 1870775, 1945606, 2096900, 3741550, 3891212, 4864015, 7483100, 9728030, 19456060, 24320075, 48640150, 97280300, 120702403, 241404806, 482809612, 603512015, 1207024030, 1569131239, 2414048060, 3017560075, 3138262478, 6035120150, 6276524956, 7845656195, 12070240300, 15691312390, 31382624780, 39228280975, 78456561950, 156913123900]

約数ペア:

[(1, 156913123900), (2, 78456561950), (4, 39228280975), (5, 31382624780), (10, 15691312390), (13, 12070240300), (20, 7845656195), (25, 6276524956), (26, 6035120150), (50, 3138262478), (52, 3017560075), (65, 2414048060), (100, 1569131239), (130, 1207024030), (260, 603512015), (325, 482809612), (650, 241404806), (1300, 120702403), (1613, 97280300), (3226, 48640150), (6452, 24320075), (8065, 19456060), (16130, 9728030), (20969, 7483100), (32260, 4864015), (40325, 3891212), (41938, 3741550), (74831, 2096900), (80650, 1945606), (83876, 1870775), (104845, 1496620), (149662, 1048450), (161300, 972803), (209690, 748310), (299324, 524225), (374155, 419380)]