87488690

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1\times {\mathrm{431}}^1$

素因数の和:874

約数の個数: 32

約数和(自身を含む): 161243136

約数和(自身を除く): 73754446

約数列:

[1, 2, 5, 10, 53, 106, 265, 383, 431, 530, 766, 862, 1915, 2155, 3830, 4310, 20299, 22843, 40598, 45686, 101495, 114215, 165073, 202990, 228430, 330146, 825365, 1650730, 8748869, 17497738, 43744345, 87488690]

約数ペア:

[(1, 87488690), (2, 43744345), (5, 17497738), (10, 8748869), (53, 1650730), (106, 825365), (265, 330146), (383, 228430), (431, 202990), (530, 165073), (766, 114215), (862, 101495), (1915, 45686), (2155, 40598), (3830, 22843), (4310, 20299)]