2583750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:91

約数の個数: 80

約数和(自身を含む): 7085232

約数和(自身を除く): 4501482

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 53, 65, 75, 78, 106, 125, 130, 150, 159, 195, 250, 265, 318, 325, 375, 390, 530, 625, 650, 689, 750, 795, 975, 1250, 1325, 1378, 1590, 1625, 1875, 1950, 2067, 2650, 3250, 3445, 3750, 3975, 4134, 4875, 6625, 6890, 7950, 8125, 9750, 10335, 13250, 16250, 17225, 19875, 20670, 24375, 33125, 34450, 39750, 48750, 51675, 66250, 86125, 99375, 103350, 172250, 198750, 258375, 430625, 516750, 861250, 1291875, 2583750]

約数ペア:

[(1, 2583750), (2, 1291875), (3, 861250), (5, 516750), (6, 430625), (10, 258375), (13, 198750), (15, 172250), (25, 103350), (26, 99375), (30, 86125), (39, 66250), (50, 51675), (53, 48750), (65, 39750), (75, 34450), (78, 33125), (106, 24375), (125, 20670), (130, 19875), (150, 17225), (159, 16250), (195, 13250), (250, 10335), (265, 9750), (318, 8125), (325, 7950), (375, 6890), (390, 6625), (530, 4875), (625, 4134), (650, 3975), (689, 3750), (750, 3445), (795, 3250), (975, 2650), (1250, 2067), (1325, 1950), (1378, 1875), (1590, 1625)]