98798240

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19919}}^1$

素因数の和:19965

約数の個数: 48

約数和(自身を含む): 240952320

約数和(自身を除く): 142154080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 19919, 39838, 79676, 99595, 159352, 199190, 318704, 398380, 617489, 637408, 796760, 1234978, 1593520, 2469956, 3087445, 3187040, 4939912, 6174890, 9879824, 12349780, 19759648, 24699560, 49399120, 98798240]

約数ペア:

[(1, 98798240), (2, 49399120), (4, 24699560), (5, 19759648), (8, 12349780), (10, 9879824), (16, 6174890), (20, 4939912), (31, 3187040), (32, 3087445), (40, 2469956), (62, 1593520), (80, 1234978), (124, 796760), (155, 637408), (160, 617489), (248, 398380), (310, 318704), (496, 199190), (620, 159352), (992, 99595), (1240, 79676), (2480, 39838), (4960, 19919)]