90634820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{2099}}^1$

素因数の和:2252

約数の個数: 48

約数和(自身を含む): 203212800

約数和(自身を除く): 112577980

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 127, 170, 254, 340, 508, 635, 1270, 2099, 2159, 2540, 4198, 4318, 8396, 8636, 10495, 10795, 20990, 21590, 35683, 41980, 43180, 71366, 142732, 178415, 266573, 356830, 533146, 713660, 1066292, 1332865, 2665730, 4531741, 5331460, 9063482, 18126964, 22658705, 45317410, 90634820]

約数ペア:

[(1, 90634820), (2, 45317410), (4, 22658705), (5, 18126964), (10, 9063482), (17, 5331460), (20, 4531741), (34, 2665730), (68, 1332865), (85, 1066292), (127, 713660), (170, 533146), (254, 356830), (340, 266573), (508, 178415), (635, 142732), (1270, 71366), (2099, 43180), (2159, 41980), (2540, 35683), (4198, 21590), (4318, 20990), (8396, 10795), (8636, 10495)]