51038820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{40507}}^1$

素因数の和:40529

約数の個数: 72

約数和(自身を含む): 176938944

約数和(自身を除く): 125900124

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 40507, 81014, 121521, 162028, 202535, 243042, 283549, 364563, 405070, 486084, 567098, 607605, 729126, 810140, 850647, 1134196, 1215210, 1417745, 1458252, 1701294, 1822815, 2430420, 2551941, 2835490, 3402588, 3645630, 4253235, 5103882, 5670980, 7291260, 8506470, 10207764, 12759705, 17012940, 25519410, 51038820]

約数ペア:

[(1, 51038820), (2, 25519410), (3, 17012940), (4, 12759705), (5, 10207764), (6, 8506470), (7, 7291260), (9, 5670980), (10, 5103882), (12, 4253235), (14, 3645630), (15, 3402588), (18, 2835490), (20, 2551941), (21, 2430420), (28, 1822815), (30, 1701294), (35, 1458252), (36, 1417745), (42, 1215210), (45, 1134196), (60, 850647), (63, 810140), (70, 729126), (84, 607605), (90, 567098), (105, 486084), (126, 405070), (140, 364563), (180, 283549), (210, 243042), (252, 202535), (315, 162028), (420, 121521), (630, 81014), (1260, 40507)]