25193864

素因数分解:

$2^3\times {\mathrm{17}}^3\times {\mathrm{641}}^1$

素因数の和:698

約数の個数: 32

約数和(自身を含む): 50268600

約数和(自身を除く): 25074736

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 641, 1156, 1282, 2312, 2564, 4913, 5128, 9826, 10897, 19652, 21794, 39304, 43588, 87176, 185249, 370498, 740996, 1481992, 3149233, 6298466, 12596932, 25193864]

約数ペア:

[(1, 25193864), (2, 12596932), (4, 6298466), (8, 3149233), (17, 1481992), (34, 740996), (68, 370498), (136, 185249), (289, 87176), (578, 43588), (641, 39304), (1156, 21794), (1282, 19652), (2312, 10897), (2564, 9826), (4913, 5128)]