1565075920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{1499}}^1$

素因数の和:1964

約数の個数: 80

約数和(自身を含む): 3767616000

約数和(自身を除く): 2202540080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 421, 496, 620, 842, 1240, 1499, 1684, 2105, 2480, 2998, 3368, 4210, 5996, 6736, 7495, 8420, 11992, 13051, 14990, 16840, 23984, 26102, 29980, 33680, 46469, 52204, 59960, 65255, 92938, 104408, 119920, 130510, 185876, 208816, 232345, 261020, 371752, 464690, 522040, 631079, 743504, 929380, 1044080, 1262158, 1858760, 2524316, 3155395, 3717520, 5048632, 6310790, 10097264, 12621580, 19563449, 25243160, 39126898, 50486320, 78253796, 97817245, 156507592, 195634490, 313015184, 391268980, 782537960, 1565075920]

約数ペア:

[(1, 1565075920), (2, 782537960), (4, 391268980), (5, 313015184), (8, 195634490), (10, 156507592), (16, 97817245), (20, 78253796), (31, 50486320), (40, 39126898), (62, 25243160), (80, 19563449), (124, 12621580), (155, 10097264), (248, 6310790), (310, 5048632), (421, 3717520), (496, 3155395), (620, 2524316), (842, 1858760), (1240, 1262158), (1499, 1044080), (1684, 929380), (2105, 743504), (2480, 631079), (2998, 522040), (3368, 464690), (4210, 371752), (5996, 261020), (6736, 232345), (7495, 208816), (8420, 185876), (11992, 130510), (13051, 119920), (14990, 104408), (16840, 92938), (23984, 65255), (26102, 59960), (29980, 52204), (33680, 46469)]