25280220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2617}}^1$

素因数の和:2659

約数の個数: 96

約数和(自身を含む): 84446208

約数和(自身を除く): 59165988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 2617, 3220, 4830, 5234, 7851, 9660, 10468, 13085, 15702, 18319, 26170, 31404, 36638, 39255, 52340, 54957, 60191, 73276, 78510, 91595, 109914, 120382, 157020, 180573, 183190, 219828, 240764, 274785, 300955, 361146, 366380, 421337, 549570, 601910, 722292, 842674, 902865, 1099140, 1203820, 1264011, 1685348, 1805730, 2106685, 2528022, 3611460, 4213370, 5056044, 6320055, 8426740, 12640110, 25280220]

約数ペア:

[(1, 25280220), (2, 12640110), (3, 8426740), (4, 6320055), (5, 5056044), (6, 4213370), (7, 3611460), (10, 2528022), (12, 2106685), (14, 1805730), (15, 1685348), (20, 1264011), (21, 1203820), (23, 1099140), (28, 902865), (30, 842674), (35, 722292), (42, 601910), (46, 549570), (60, 421337), (69, 366380), (70, 361146), (84, 300955), (92, 274785), (105, 240764), (115, 219828), (138, 183190), (140, 180573), (161, 157020), (210, 120382), (230, 109914), (276, 91595), (322, 78510), (345, 73276), (420, 60191), (460, 54957), (483, 52340), (644, 39255), (690, 36638), (805, 31404), (966, 26170), (1380, 18319), (1610, 15702), (1932, 13085), (2415, 10468), (2617, 9660), (3220, 7851), (4830, 5234)]