49153520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{313}}^1$

素因数の和:490

約数の個数: 80

約数和(自身を含む): 124283712

約数和(自身を除く): 75130192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 151, 208, 260, 302, 313, 520, 604, 626, 755, 1040, 1208, 1252, 1510, 1565, 1963, 2416, 2504, 3020, 3130, 3926, 4069, 5008, 6040, 6260, 7852, 8138, 9815, 12080, 12520, 15704, 16276, 19630, 20345, 25040, 31408, 32552, 39260, 40690, 47263, 65104, 78520, 81380, 94526, 157040, 162760, 189052, 236315, 325520, 378104, 472630, 614419, 756208, 945260, 1228838, 1890520, 2457676, 3072095, 3781040, 4915352, 6144190, 9830704, 12288380, 24576760, 49153520]

約数ペア:

[(1, 49153520), (2, 24576760), (4, 12288380), (5, 9830704), (8, 6144190), (10, 4915352), (13, 3781040), (16, 3072095), (20, 2457676), (26, 1890520), (40, 1228838), (52, 945260), (65, 756208), (80, 614419), (104, 472630), (130, 378104), (151, 325520), (208, 236315), (260, 189052), (302, 162760), (313, 157040), (520, 94526), (604, 81380), (626, 78520), (755, 65104), (1040, 47263), (1208, 40690), (1252, 39260), (1510, 32552), (1565, 31408), (1963, 25040), (2416, 20345), (2504, 19630), (3020, 16276), (3130, 15704), (3926, 12520), (4069, 12080), (5008, 9815), (6040, 8138), (6260, 7852)]