40890200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15727}}^1$

素因数の和:15756

約数の個数: 48

約数和(自身を含む): 102389280

約数和(自身を除く): 61499080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 15727, 31454, 62908, 78635, 125816, 157270, 204451, 314540, 393175, 408902, 629080, 786350, 817804, 1022255, 1572700, 1635608, 2044510, 3145400, 4089020, 5111275, 8178040, 10222550, 20445100, 40890200]

約数ペア:

[(1, 40890200), (2, 20445100), (4, 10222550), (5, 8178040), (8, 5111275), (10, 4089020), (13, 3145400), (20, 2044510), (25, 1635608), (26, 1572700), (40, 1022255), (50, 817804), (52, 786350), (65, 629080), (100, 408902), (104, 393175), (130, 314540), (200, 204451), (260, 157270), (325, 125816), (520, 78635), (650, 62908), (1300, 31454), (2600, 15727)]