161722288

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3583}}^1$

素因数の和:3642

約数の個数: 80

約数和(自身を含む): 398196736

約数和(自身を除く): 236474448

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 248, 364, 403, 434, 496, 728, 806, 868, 1456, 1612, 1736, 2821, 3224, 3472, 3583, 5642, 6448, 7166, 11284, 14332, 22568, 25081, 28664, 45136, 46579, 50162, 57328, 93158, 100324, 111073, 186316, 200648, 222146, 326053, 372632, 401296, 444292, 652106, 745264, 777511, 888584, 1304212, 1443949, 1555022, 1777168, 2608424, 2887898, 3110044, 5216848, 5775796, 6220088, 10107643, 11551592, 12440176, 20215286, 23103184, 40430572, 80861144, 161722288]

約数ペア:

[(1, 161722288), (2, 80861144), (4, 40430572), (7, 23103184), (8, 20215286), (13, 12440176), (14, 11551592), (16, 10107643), (26, 6220088), (28, 5775796), (31, 5216848), (52, 3110044), (56, 2887898), (62, 2608424), (91, 1777168), (104, 1555022), (112, 1443949), (124, 1304212), (182, 888584), (208, 777511), (217, 745264), (248, 652106), (364, 444292), (403, 401296), (434, 372632), (496, 326053), (728, 222146), (806, 200648), (868, 186316), (1456, 111073), (1612, 100324), (1736, 93158), (2821, 57328), (3224, 50162), (3472, 46579), (3583, 45136), (5642, 28664), (6448, 25081), (7166, 22568), (11284, 14332)]