61030840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{487}}^1$

素因数の和:752

約数の個数: 64

約数和(自身を含む): 148800960

約数和(自身を除く): 87770120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 241, 260, 482, 487, 520, 964, 974, 1205, 1928, 1948, 2410, 2435, 3133, 3896, 4820, 4870, 6266, 6331, 9640, 9740, 12532, 12662, 15665, 19480, 25064, 25324, 31330, 31655, 50648, 62660, 63310, 117367, 125320, 126620, 234734, 253240, 469468, 586835, 938936, 1173670, 1525771, 2347340, 3051542, 4694680, 6103084, 7628855, 12206168, 15257710, 30515420, 61030840]

約数ペア:

[(1, 61030840), (2, 30515420), (4, 15257710), (5, 12206168), (8, 7628855), (10, 6103084), (13, 4694680), (20, 3051542), (26, 2347340), (40, 1525771), (52, 1173670), (65, 938936), (104, 586835), (130, 469468), (241, 253240), (260, 234734), (482, 126620), (487, 125320), (520, 117367), (964, 63310), (974, 62660), (1205, 50648), (1928, 31655), (1948, 31330), (2410, 25324), (2435, 25064), (3133, 19480), (3896, 15665), (4820, 12662), (4870, 12532), (6266, 9740), (6331, 9640)]