64237485

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 116379648

約数和(自身を除く): 52142163

約数列:

[1, 3, 5, 13, 15, 39, 43, 47, 65, 129, 141, 163, 195, 215, 235, 489, 559, 611, 645, 705, 815, 1677, 1833, 2021, 2119, 2445, 2795, 3055, 6063, 6357, 7009, 7661, 8385, 9165, 10105, 10595, 21027, 22983, 26273, 30315, 31785, 35045, 38305, 78819, 91117, 99593, 105135, 114915, 131365, 273351, 298779, 329423, 394095, 455585, 497965, 988269, 1366755, 1493895, 1647115, 4282499, 4941345, 12847497, 21412495, 64237485]

約数ペア:

[(1, 64237485), (3, 21412495), (5, 12847497), (13, 4941345), (15, 4282499), (39, 1647115), (43, 1493895), (47, 1366755), (65, 988269), (129, 497965), (141, 455585), (163, 394095), (195, 329423), (215, 298779), (235, 273351), (489, 131365), (559, 114915), (611, 105135), (645, 99593), (705, 91117), (815, 78819), (1677, 38305), (1833, 35045), (2021, 31785), (2119, 30315), (2445, 26273), (2795, 22983), (3055, 21027), (6063, 10595), (6357, 10105), (7009, 9165), (7661, 8385)]