1267500

素因数分解:

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

素因数の和:53

約数の個数: 90

約数和(自身を含む): 4001844

約数和(自身を除く): 2734344

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 169, 195, 250, 260, 300, 325, 338, 375, 390, 500, 507, 625, 650, 676, 750, 780, 845, 975, 1014, 1250, 1300, 1500, 1625, 1690, 1875, 1950, 2028, 2500, 2535, 3250, 3380, 3750, 3900, 4225, 4875, 5070, 6500, 7500, 8125, 8450, 9750, 10140, 12675, 16250, 16900, 19500, 21125, 24375, 25350, 32500, 42250, 48750, 50700, 63375, 84500, 97500, 105625, 126750, 211250, 253500, 316875, 422500, 633750, 1267500]

約数ペア:

[(1, 1267500), (2, 633750), (3, 422500), (4, 316875), (5, 253500), (6, 211250), (10, 126750), (12, 105625), (13, 97500), (15, 84500), (20, 63375), (25, 50700), (26, 48750), (30, 42250), (39, 32500), (50, 25350), (52, 24375), (60, 21125), (65, 19500), (75, 16900), (78, 16250), (100, 12675), (125, 10140), (130, 9750), (150, 8450), (156, 8125), (169, 7500), (195, 6500), (250, 5070), (260, 4875), (300, 4225), (325, 3900), (338, 3750), (375, 3380), (390, 3250), (500, 2535), (507, 2500), (625, 2028), (650, 1950), (676, 1875), (750, 1690), (780, 1625), (845, 1500), (975, 1300), (1014, 1250)]