49989160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{383}}^1$

素因数の和:658

約数の個数: 64

約数和(自身を含む): 121927680

約数和(自身を除く): 71938520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 251, 260, 383, 502, 520, 766, 1004, 1255, 1532, 1915, 2008, 2510, 3064, 3263, 3830, 4979, 5020, 6526, 7660, 9958, 10040, 13052, 15320, 16315, 19916, 24895, 26104, 32630, 39832, 49790, 65260, 96133, 99580, 130520, 192266, 199160, 384532, 480665, 769064, 961330, 1249729, 1922660, 2499458, 3845320, 4998916, 6248645, 9997832, 12497290, 24994580, 49989160]

約数ペア:

[(1, 49989160), (2, 24994580), (4, 12497290), (5, 9997832), (8, 6248645), (10, 4998916), (13, 3845320), (20, 2499458), (26, 1922660), (40, 1249729), (52, 961330), (65, 769064), (104, 480665), (130, 384532), (251, 199160), (260, 192266), (383, 130520), (502, 99580), (520, 96133), (766, 65260), (1004, 49790), (1255, 39832), (1532, 32630), (1915, 26104), (2008, 24895), (2510, 19916), (3064, 16315), (3263, 15320), (3830, 13052), (4979, 10040), (5020, 9958), (6526, 7660)]