2019969375

素因数分解:

$3^1\times 5^4\times {\mathrm{167}}^1\times {\mathrm{6451}}^1$

素因数の和:6641

約数の個数: 40

約数和(自身を含む): 3386216064

約数和(自身を除く): 1366246689

約数列:

[1, 3, 5, 15, 25, 75, 125, 167, 375, 501, 625, 835, 1875, 2505, 4175, 6451, 12525, 19353, 20875, 32255, 62625, 96765, 104375, 161275, 313125, 483825, 806375, 1077317, 2419125, 3231951, 4031875, 5386585, 12095625, 16159755, 26932925, 80798775, 134664625, 403993875, 673323125, 2019969375]

約数ペア:

[(1, 2019969375), (3, 673323125), (5, 403993875), (15, 134664625), (25, 80798775), (75, 26932925), (125, 16159755), (167, 12095625), (375, 5386585), (501, 4031875), (625, 3231951), (835, 2419125), (1875, 1077317), (2505, 806375), (4175, 483825), (6451, 313125), (12525, 161275), (19353, 104375), (20875, 96765), (32255, 62625)]