49648540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{317}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 107702784

約数和(自身を除く): 58054244

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 191, 205, 317, 382, 410, 634, 764, 820, 955, 1268, 1585, 1910, 3170, 3820, 6340, 7831, 12997, 15662, 25994, 31324, 39155, 51988, 60547, 64985, 78310, 121094, 129970, 156620, 242188, 259940, 302735, 605470, 1210940, 2482427, 4964854, 9929708, 12412135, 24824270, 49648540]

約数ペア:

[(1, 49648540), (2, 24824270), (4, 12412135), (5, 9929708), (10, 4964854), (20, 2482427), (41, 1210940), (82, 605470), (164, 302735), (191, 259940), (205, 242188), (317, 156620), (382, 129970), (410, 121094), (634, 78310), (764, 64985), (820, 60547), (955, 51988), (1268, 39155), (1585, 31324), (1910, 25994), (3170, 15662), (3820, 12997), (6340, 7831)]