137931400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{22247}}^1$

素因数の和:22294

約数の個数: 48

約数和(自身を含む): 331050240

約数和(自身を除く): 193118840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 1240, 1550, 3100, 6200, 22247, 44494, 88988, 111235, 177976, 222470, 444940, 556175, 689657, 889880, 1112350, 1379314, 2224700, 2758628, 3448285, 4449400, 5517256, 6896570, 13793140, 17241425, 27586280, 34482850, 68965700, 137931400]

約数ペア:

[(1, 137931400), (2, 68965700), (4, 34482850), (5, 27586280), (8, 17241425), (10, 13793140), (20, 6896570), (25, 5517256), (31, 4449400), (40, 3448285), (50, 2758628), (62, 2224700), (100, 1379314), (124, 1112350), (155, 889880), (200, 689657), (248, 556175), (310, 444940), (620, 222470), (775, 177976), (1240, 111235), (1550, 88988), (3100, 44494), (6200, 22247)]