5272280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10139}}^1$

素因数の和:10163

約数の個数: 32

約数和(自身を含む): 12776400

約数和(自身を除く): 7504120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 10139, 20278, 40556, 50695, 81112, 101390, 131807, 202780, 263614, 405560, 527228, 659035, 1054456, 1318070, 2636140, 5272280]

約数ペア:

[(1, 5272280), (2, 2636140), (4, 1318070), (5, 1054456), (8, 659035), (10, 527228), (13, 405560), (20, 263614), (26, 202780), (40, 131807), (52, 101390), (65, 81112), (104, 50695), (130, 40556), (260, 20278), (520, 10139)]