71552780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1847}}^1$

素因数の和:2018

約数の個数: 48

約数和(自身を含む): 162993600

約数和(自身を除く): 91440820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 260, 298, 596, 745, 1490, 1847, 1937, 2980, 3694, 3874, 7388, 7748, 9235, 9685, 18470, 19370, 24011, 36940, 38740, 48022, 96044, 120055, 240110, 275203, 480220, 550406, 1100812, 1376015, 2752030, 3577639, 5504060, 7155278, 14310556, 17888195, 35776390, 71552780]

約数ペア:

[(1, 71552780), (2, 35776390), (4, 17888195), (5, 14310556), (10, 7155278), (13, 5504060), (20, 3577639), (26, 2752030), (52, 1376015), (65, 1100812), (130, 550406), (149, 480220), (260, 275203), (298, 240110), (596, 120055), (745, 96044), (1490, 48022), (1847, 38740), (1937, 36940), (2980, 24011), (3694, 19370), (3874, 18470), (7388, 9685), (7748, 9235)]