7647450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2999}}^1$

素因数の和:3031

約数の個数: 48

約数和(自身を含む): 20088000

約数和(自身を除く): 12440550

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 150, 170, 255, 425, 510, 850, 1275, 2550, 2999, 5998, 8997, 14995, 17994, 29990, 44985, 50983, 74975, 89970, 101966, 149950, 152949, 224925, 254915, 305898, 449850, 509830, 764745, 1274575, 1529490, 2549150, 3823725, 7647450]

約数ペア:

[(1, 7647450), (2, 3823725), (3, 2549150), (5, 1529490), (6, 1274575), (10, 764745), (15, 509830), (17, 449850), (25, 305898), (30, 254915), (34, 224925), (50, 152949), (51, 149950), (75, 101966), (85, 89970), (102, 74975), (150, 50983), (170, 44985), (255, 29990), (425, 17994), (510, 14995), (850, 8997), (1275, 5998), (2550, 2999)]