48882040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:620

約数の個数: 64

約数和(自身を含む): 115200000

約数和(自身を除く): 66317960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 79, 124, 155, 158, 248, 310, 316, 395, 499, 620, 632, 790, 998, 1240, 1580, 1996, 2449, 2495, 3160, 3992, 4898, 4990, 9796, 9980, 12245, 15469, 19592, 19960, 24490, 30938, 39421, 48980, 61876, 77345, 78842, 97960, 123752, 154690, 157684, 197105, 309380, 315368, 394210, 618760, 788420, 1222051, 1576840, 2444102, 4888204, 6110255, 9776408, 12220510, 24441020, 48882040]

約数ペア:

[(1, 48882040), (2, 24441020), (4, 12220510), (5, 9776408), (8, 6110255), (10, 4888204), (20, 2444102), (31, 1576840), (40, 1222051), (62, 788420), (79, 618760), (124, 394210), (155, 315368), (158, 309380), (248, 197105), (310, 157684), (316, 154690), (395, 123752), (499, 97960), (620, 78842), (632, 77345), (790, 61876), (998, 48980), (1240, 39421), (1580, 30938), (1996, 24490), (2449, 19960), (2495, 19592), (3160, 15469), (3992, 12245), (4898, 9980), (4990, 9796)]