90782800

素因数分解:

$2^4\times 5^2\times {\mathrm{73}}^1\times {\mathrm{3109}}^1$

素因数の和:3200

約数の個数: 60

約数和(自身を含む): 221164540

約数和(自身を除く): 130381740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 73, 80, 100, 146, 200, 292, 365, 400, 584, 730, 1168, 1460, 1825, 2920, 3109, 3650, 5840, 6218, 7300, 12436, 14600, 15545, 24872, 29200, 31090, 49744, 62180, 77725, 124360, 155450, 226957, 248720, 310900, 453914, 621800, 907828, 1134785, 1243600, 1815656, 2269570, 3631312, 4539140, 5673925, 9078280, 11347850, 18156560, 22695700, 45391400, 90782800]

約数ペア:

[(1, 90782800), (2, 45391400), (4, 22695700), (5, 18156560), (8, 11347850), (10, 9078280), (16, 5673925), (20, 4539140), (25, 3631312), (40, 2269570), (50, 1815656), (73, 1243600), (80, 1134785), (100, 907828), (146, 621800), (200, 453914), (292, 310900), (365, 248720), (400, 226957), (584, 155450), (730, 124360), (1168, 77725), (1460, 62180), (1825, 49744), (2920, 31090), (3109, 29200), (3650, 24872), (5840, 15545), (6218, 14600), (7300, 12436)]