7081850100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1815859}}^1$

素因数の和:1815889

約数の個数: 72

約数和(自身を含む): 22066330720

約数和(自身を除く): 14984480620

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, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 1815859, 3631718, 5447577, 7263436, 9079295, 10895154, 18158590, 21790308, 23606167, 27237885, 36317180, 45396475, 47212334, 54475770, 70818501, 90792950, 94424668, 108951540, 118030835, 136189425, 141637002, 181585900, 236061670, 272378850, 283274004, 354092505, 472123340, 544757700, 590154175, 708185010, 1180308350, 1416370020, 1770462525, 2360616700, 3540925050, 7081850100]

約数ペア:

[(1, 7081850100), (2, 3540925050), (3, 2360616700), (4, 1770462525), (5, 1416370020), (6, 1180308350), (10, 708185010), (12, 590154175), (13, 544757700), (15, 472123340), (20, 354092505), (25, 283274004), (26, 272378850), (30, 236061670), (39, 181585900), (50, 141637002), (52, 136189425), (60, 118030835), (65, 108951540), (75, 94424668), (78, 90792950), (100, 70818501), (130, 54475770), (150, 47212334), (156, 45396475), (195, 36317180), (260, 27237885), (300, 23606167), (325, 21790308), (390, 18158590), (650, 10895154), (780, 9079295), (975, 7263436), (1300, 5447577), (1950, 3631718), (3900, 1815859)]