81337550975

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{3041}}^1\times {\mathrm{17539}}^1$

素因数の和:20651

約数の個数: 24

約数和(自身を含む): 102551538960

約数和(自身を除く): 21213987985

約数列:

[1, 5, 25, 61, 305, 1525, 3041, 15205, 17539, 76025, 87695, 185501, 438475, 927505, 1069879, 4637525, 5349395, 26746975, 53336099, 266680495, 1333402475, 3253502039, 16267510195, 81337550975]

約数ペア:

[(1, 81337550975), (5, 16267510195), (25, 3253502039), (61, 1333402475), (305, 266680495), (1525, 53336099), (3041, 26746975), (15205, 5349395), (17539, 4637525), (76025, 1069879), (87695, 927505), (185501, 438475)]