1618444760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{12347}}^1$

素因数の和:12500

約数の個数: 64

約数和(自身を含む): 3800714400

約数和(自身を除く): 2182269640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 113, 116, 145, 226, 232, 290, 452, 565, 580, 904, 1130, 1160, 2260, 3277, 4520, 6554, 12347, 13108, 16385, 24694, 26216, 32770, 49388, 61735, 65540, 98776, 123470, 131080, 246940, 358063, 493880, 716126, 1395211, 1432252, 1790315, 2790422, 2864504, 3580630, 5580844, 6976055, 7161260, 11161688, 13952110, 14322520, 27904220, 40461119, 55808440, 80922238, 161844476, 202305595, 323688952, 404611190, 809222380, 1618444760]

約数ペア:

[(1, 1618444760), (2, 809222380), (4, 404611190), (5, 323688952), (8, 202305595), (10, 161844476), (20, 80922238), (29, 55808440), (40, 40461119), (58, 27904220), (113, 14322520), (116, 13952110), (145, 11161688), (226, 7161260), (232, 6976055), (290, 5580844), (452, 3580630), (565, 2864504), (580, 2790422), (904, 1790315), (1130, 1432252), (1160, 1395211), (2260, 716126), (3277, 493880), (4520, 358063), (6554, 246940), (12347, 131080), (13108, 123470), (16385, 98776), (24694, 65540), (26216, 61735), (32770, 49388)]