129499160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{66071}}^1$

素因数の和:66096

約数の個数: 48

約数和(自身を含む): 338949360

約数和(自身を除く): 209450200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 66071, 132142, 264284, 330355, 462497, 528568, 660710, 924994, 1321420, 1849988, 2312485, 2642840, 3237479, 3699976, 4624970, 6474958, 9249940, 12949916, 16187395, 18499880, 25899832, 32374790, 64749580, 129499160]

約数ペア:

[(1, 129499160), (2, 64749580), (4, 32374790), (5, 25899832), (7, 18499880), (8, 16187395), (10, 12949916), (14, 9249940), (20, 6474958), (28, 4624970), (35, 3699976), (40, 3237479), (49, 2642840), (56, 2312485), (70, 1849988), (98, 1321420), (140, 924994), (196, 660710), (245, 528568), (280, 462497), (392, 330355), (490, 264284), (980, 132142), (1960, 66071)]