72644780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9013}}^1$

素因数の和:9066

約数の個数: 48

約数和(自身を含む): 169607424

約数和(自身を除く): 96962644

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 9013, 18026, 36052, 45065, 90130, 117169, 180260, 234338, 279403, 468676, 558806, 585845, 1117612, 1171690, 1397015, 2343380, 2794030, 3632239, 5588060, 7264478, 14528956, 18161195, 36322390, 72644780]

約数ペア:

[(1, 72644780), (2, 36322390), (4, 18161195), (5, 14528956), (10, 7264478), (13, 5588060), (20, 3632239), (26, 2794030), (31, 2343380), (52, 1397015), (62, 1171690), (65, 1117612), (124, 585845), (130, 558806), (155, 468676), (260, 279403), (310, 234338), (403, 180260), (620, 117169), (806, 90130), (1612, 45065), (2015, 36052), (4030, 18026), (8060, 9013)]