31403930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 63452160

約数和(自身を除く): 32048230

約数列:

[1, 2, 5, 10, 17, 31, 34, 59, 62, 85, 101, 118, 155, 170, 202, 295, 310, 505, 527, 590, 1003, 1010, 1054, 1717, 1829, 2006, 2635, 3131, 3434, 3658, 5015, 5270, 5959, 6262, 8585, 9145, 10030, 11918, 15655, 17170, 18290, 29795, 31093, 31310, 53227, 59590, 62186, 101303, 106454, 155465, 184729, 202606, 266135, 310930, 369458, 506515, 532270, 923645, 1013030, 1847290, 3140393, 6280786, 15701965, 31403930]

約数ペア:

[(1, 31403930), (2, 15701965), (5, 6280786), (10, 3140393), (17, 1847290), (31, 1013030), (34, 923645), (59, 532270), (62, 506515), (85, 369458), (101, 310930), (118, 266135), (155, 202606), (170, 184729), (202, 155465), (295, 106454), (310, 101303), (505, 62186), (527, 59590), (590, 53227), (1003, 31310), (1010, 31093), (1054, 29795), (1717, 18290), (1829, 17170), (2006, 15655), (2635, 11918), (3131, 10030), (3434, 9145), (3658, 8585), (5015, 6262), (5270, 5959)]