28219500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{6271}}^1$

素因数の和:6296

約数の個数: 72

約数和(自身を含む): 89037312

約数和(自身を除く): 60817812

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4500, 6271, 12542, 18813, 25084, 31355, 37626, 56439, 62710, 75252, 94065, 112878, 125420, 156775, 188130, 225756, 282195, 313550, 376260, 470325, 564390, 627100, 783875, 940650, 1128780, 1410975, 1567750, 1881300, 2351625, 2821950, 3135500, 4703250, 5643900, 7054875, 9406500, 14109750, 28219500]

約数ペア:

[(1, 28219500), (2, 14109750), (3, 9406500), (4, 7054875), (5, 5643900), (6, 4703250), (9, 3135500), (10, 2821950), (12, 2351625), (15, 1881300), (18, 1567750), (20, 1410975), (25, 1128780), (30, 940650), (36, 783875), (45, 627100), (50, 564390), (60, 470325), (75, 376260), (90, 313550), (100, 282195), (125, 225756), (150, 188130), (180, 156775), (225, 125420), (250, 112878), (300, 94065), (375, 75252), (450, 62710), (500, 56439), (750, 37626), (900, 31355), (1125, 25084), (1500, 18813), (2250, 12542), (4500, 6271)]