25513860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6971}}^1$

素因数の和:7044

約数の個数: 48

約数和(自身を含む): 72620352

約数和(自身を除く): 47106492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 6971, 13942, 20913, 27884, 34855, 41826, 69710, 83652, 104565, 139420, 209130, 418260, 425231, 850462, 1275693, 1700924, 2126155, 2551386, 4252310, 5102772, 6378465, 8504620, 12756930, 25513860]

約数ペア:

[(1, 25513860), (2, 12756930), (3, 8504620), (4, 6378465), (5, 5102772), (6, 4252310), (10, 2551386), (12, 2126155), (15, 1700924), (20, 1275693), (30, 850462), (60, 425231), (61, 418260), (122, 209130), (183, 139420), (244, 104565), (305, 83652), (366, 69710), (610, 41826), (732, 34855), (915, 27884), (1220, 20913), (1830, 13942), (3660, 6971)]