25561484

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 50539776

約数和(自身を除く): 24978292

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 101, 124, 157, 202, 314, 403, 404, 628, 806, 1313, 1612, 2041, 2626, 3131, 4082, 4867, 5252, 6262, 8164, 9734, 12524, 15857, 19468, 31714, 40703, 63271, 63428, 81406, 126542, 162812, 206141, 253084, 412282, 491567, 824564, 983134, 1966268, 6390371, 12780742, 25561484]

約数ペア:

[(1, 25561484), (2, 12780742), (4, 6390371), (13, 1966268), (26, 983134), (31, 824564), (52, 491567), (62, 412282), (101, 253084), (124, 206141), (157, 162812), (202, 126542), (314, 81406), (403, 63428), (404, 63271), (628, 40703), (806, 31714), (1313, 19468), (1612, 15857), (2041, 12524), (2626, 9734), (3131, 8164), (4082, 6262), (4867, 5252)]