2490150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1277}}^1$

素因数の和:1305

約数の個数: 48

約数和(自身を含む): 6655824

約数和(自身を除く): 4165674

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1277, 1950, 2554, 3831, 6385, 7662, 12770, 16601, 19155, 31925, 33202, 38310, 49803, 63850, 83005, 95775, 99606, 166010, 191550, 249015, 415025, 498030, 830050, 1245075, 2490150]

約数ペア:

[(1, 2490150), (2, 1245075), (3, 830050), (5, 498030), (6, 415025), (10, 249015), (13, 191550), (15, 166010), (25, 99606), (26, 95775), (30, 83005), (39, 63850), (50, 49803), (65, 38310), (75, 33202), (78, 31925), (130, 19155), (150, 16601), (195, 12770), (325, 7662), (390, 6385), (650, 3831), (975, 2554), (1277, 1950)]