201670880

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{20663}}^1$

素因数の和:20739

約数の個数: 48

約数和(自身を含む): 484281504

約数和(自身を除く): 282610624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 4880, 9760, 20663, 41326, 82652, 103315, 165304, 206630, 330608, 413260, 661216, 826520, 1260443, 1653040, 2520886, 3306080, 5041772, 6302215, 10083544, 12604430, 20167088, 25208860, 40334176, 50417720, 100835440, 201670880]

約数ペア:

[(1, 201670880), (2, 100835440), (4, 50417720), (5, 40334176), (8, 25208860), (10, 20167088), (16, 12604430), (20, 10083544), (32, 6302215), (40, 5041772), (61, 3306080), (80, 2520886), (122, 1653040), (160, 1260443), (244, 826520), (305, 661216), (488, 413260), (610, 330608), (976, 206630), (1220, 165304), (1952, 103315), (2440, 82652), (4880, 41326), (9760, 20663)]