98563880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{787}}^1$

素因数の和:930

約数の個数: 64

約数和(自身を含む): 231482880

約数和(自身を除く): 132919000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 101, 124, 155, 202, 248, 310, 404, 505, 620, 787, 808, 1010, 1240, 1574, 2020, 3131, 3148, 3935, 4040, 6262, 6296, 7870, 12524, 15655, 15740, 24397, 25048, 31310, 31480, 48794, 62620, 79487, 97588, 121985, 125240, 158974, 195176, 243970, 317948, 397435, 487940, 635896, 794870, 975880, 1589740, 2464097, 3179480, 4928194, 9856388, 12320485, 19712776, 24640970, 49281940, 98563880]

約数ペア:

[(1, 98563880), (2, 49281940), (4, 24640970), (5, 19712776), (8, 12320485), (10, 9856388), (20, 4928194), (31, 3179480), (40, 2464097), (62, 1589740), (101, 975880), (124, 794870), (155, 635896), (202, 487940), (248, 397435), (310, 317948), (404, 243970), (505, 195176), (620, 158974), (787, 125240), (808, 121985), (1010, 97588), (1240, 79487), (1574, 62620), (2020, 48794), (3131, 31480), (3148, 31310), (3935, 25048), (4040, 24397), (6262, 15740), (6296, 15655), (7870, 12524)]