25172244

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 66044160

約数和(自身を除く): 40871916

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 79, 106, 158, 159, 167, 212, 237, 316, 318, 334, 474, 477, 501, 636, 668, 711, 948, 954, 1002, 1422, 1503, 1908, 2004, 2844, 3006, 4187, 6012, 8374, 8851, 12561, 13193, 16748, 17702, 25122, 26386, 26553, 35404, 37683, 39579, 50244, 52772, 53106, 75366, 79158, 79659, 106212, 118737, 150732, 158316, 159318, 237474, 318636, 474948, 699229, 1398458, 2097687, 2796916, 4195374, 6293061, 8390748, 12586122, 25172244]

約数ペア:

[(1, 25172244), (2, 12586122), (3, 8390748), (4, 6293061), (6, 4195374), (9, 2796916), (12, 2097687), (18, 1398458), (36, 699229), (53, 474948), (79, 318636), (106, 237474), (158, 159318), (159, 158316), (167, 150732), (212, 118737), (237, 106212), (316, 79659), (318, 79158), (334, 75366), (474, 53106), (477, 52772), (501, 50244), (636, 39579), (668, 37683), (711, 35404), (948, 26553), (954, 26386), (1002, 25122), (1422, 17702), (1503, 16748), (1908, 13193), (2004, 12561), (2844, 8851), (3006, 8374), (4187, 6012)]