52138520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6421}}^1$

素因数の和:6468

約数の個数: 64

約数和(自身を含む): 138715200

約数和(自身を除く): 86576680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 6421, 8120, 12842, 25684, 32105, 44947, 51368, 64210, 89894, 128420, 179788, 186209, 224735, 256840, 359576, 372418, 449470, 744836, 898940, 931045, 1303463, 1489672, 1797880, 1862090, 2606926, 3724180, 5213852, 6517315, 7448360, 10427704, 13034630, 26069260, 52138520]

約数ペア:

[(1, 52138520), (2, 26069260), (4, 13034630), (5, 10427704), (7, 7448360), (8, 6517315), (10, 5213852), (14, 3724180), (20, 2606926), (28, 1862090), (29, 1797880), (35, 1489672), (40, 1303463), (56, 931045), (58, 898940), (70, 744836), (116, 449470), (140, 372418), (145, 359576), (203, 256840), (232, 224735), (280, 186209), (290, 179788), (406, 128420), (580, 89894), (812, 64210), (1015, 51368), (1160, 44947), (1624, 32105), (2030, 25684), (4060, 12842), (6421, 8120)]