220443808

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{3251}}^1$

素因数の和:3437

約数の個数: 48

約数和(自身を含む): 470395296

約数和(自身を除く): 249951488

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 163, 208, 326, 416, 652, 1304, 2119, 2608, 3251, 4238, 5216, 6502, 8476, 13004, 16952, 26008, 33904, 42263, 52016, 67808, 84526, 104032, 169052, 338104, 529913, 676208, 1059826, 1352416, 2119652, 4239304, 6888869, 8478608, 13777738, 16957216, 27555476, 55110952, 110221904, 220443808]

約数ペア:

[(1, 220443808), (2, 110221904), (4, 55110952), (8, 27555476), (13, 16957216), (16, 13777738), (26, 8478608), (32, 6888869), (52, 4239304), (104, 2119652), (163, 1352416), (208, 1059826), (326, 676208), (416, 529913), (652, 338104), (1304, 169052), (2119, 104032), (2608, 84526), (3251, 67808), (4238, 52016), (5216, 42263), (6502, 33904), (8476, 26008), (13004, 16952)]