25837240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4517}}^1$

素因数の和:4552

約数の個数: 64

約数和(自身を含む): 68312160

約数和(自身を除く): 42474920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 4517, 5720, 9034, 18068, 22585, 36136, 45170, 49687, 58721, 90340, 99374, 117442, 180680, 198748, 234884, 248435, 293605, 397496, 469768, 496870, 587210, 645931, 993740, 1174420, 1291862, 1987480, 2348840, 2583724, 3229655, 5167448, 6459310, 12918620, 25837240]

約数ペア:

[(1, 25837240), (2, 12918620), (4, 6459310), (5, 5167448), (8, 3229655), (10, 2583724), (11, 2348840), (13, 1987480), (20, 1291862), (22, 1174420), (26, 993740), (40, 645931), (44, 587210), (52, 496870), (55, 469768), (65, 397496), (88, 293605), (104, 248435), (110, 234884), (130, 198748), (143, 180680), (220, 117442), (260, 99374), (286, 90340), (440, 58721), (520, 49687), (572, 45170), (715, 36136), (1144, 22585), (1430, 18068), (2860, 9034), (4517, 5720)]