87238775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6547}}^1$

素因数の和:6611

約数の個数: 24

約数和(自身を含む): 119356944

約数和(自身を除く): 32118169

約数列:

[1, 5, 13, 25, 41, 65, 205, 325, 533, 1025, 2665, 6547, 13325, 32735, 85111, 163675, 268427, 425555, 1342135, 2127775, 3489551, 6710675, 17447755, 87238775]

約数ペア:

[(1, 87238775), (5, 17447755), (13, 6710675), (25, 3489551), (41, 2127775), (65, 1342135), (205, 425555), (325, 268427), (533, 163675), (1025, 85111), (2665, 32735), (6547, 13325)]