64756900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{457}}^1$

素因数の和:593

約数の個数: 72

約数和(自身を含む): 153054440

約数和(自身を除く): 88297540

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 109, 130, 218, 260, 325, 436, 457, 545, 650, 914, 1090, 1300, 1417, 1828, 2180, 2285, 2725, 2834, 4570, 5450, 5668, 5941, 7085, 9140, 10900, 11425, 11882, 14170, 22850, 23764, 28340, 29705, 35425, 45700, 49813, 59410, 70850, 99626, 118820, 141700, 148525, 199252, 249065, 297050, 498130, 594100, 647569, 996260, 1245325, 1295138, 2490650, 2590276, 3237845, 4981300, 6475690, 12951380, 16189225, 32378450, 64756900]

約数ペア:

[(1, 64756900), (2, 32378450), (4, 16189225), (5, 12951380), (10, 6475690), (13, 4981300), (20, 3237845), (25, 2590276), (26, 2490650), (50, 1295138), (52, 1245325), (65, 996260), (100, 647569), (109, 594100), (130, 498130), (218, 297050), (260, 249065), (325, 199252), (436, 148525), (457, 141700), (545, 118820), (650, 99626), (914, 70850), (1090, 59410), (1300, 49813), (1417, 45700), (1828, 35425), (2180, 29705), (2285, 28340), (2725, 23764), (2834, 22850), (4570, 14170), (5450, 11882), (5668, 11425), (5941, 10900), (7085, 9140)]