25676680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20707}}^1$

素因数の和:20749

約数の個数: 32

約数和(自身を含む): 59639040

約数和(自身を除く): 33962360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 20707, 41414, 82828, 103535, 165656, 207070, 414140, 641917, 828280, 1283834, 2567668, 3209585, 5135336, 6419170, 12838340, 25676680]

約数ペア:

[(1, 25676680), (2, 12838340), (4, 6419170), (5, 5135336), (8, 3209585), (10, 2567668), (20, 1283834), (31, 828280), (40, 641917), (62, 414140), (124, 207070), (155, 165656), (248, 103535), (310, 82828), (620, 41414), (1240, 20707)]