199917486545

素因数分解:

$5^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{877}}^1\times {\mathrm{2179}}^1$

素因数の和:3143

約数の個数: 64

約数和(自身を含む): 284809152000

約数和(自身を除く): 84891665455

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 343, 427, 877, 1715, 2135, 2179, 2989, 4385, 6139, 10895, 14945, 15253, 20923, 30695, 42973, 53497, 76265, 104615, 106771, 132919, 214865, 267485, 300811, 374479, 533855, 664595, 747397, 930433, 1504055, 1872395, 1910983, 2621353, 3736985, 4652165, 6513031, 9554915, 13106765, 13376881, 18349471, 32565155, 45591217, 66884405, 91747355, 93638167, 116569963, 227956085, 468190835, 582849815, 655467169, 815989741, 3277335845, 4079948705, 5711928187, 28559640935, 39983497309, 199917486545]

約数ペア:

[(1, 199917486545), (5, 39983497309), (7, 28559640935), (35, 5711928187), (49, 4079948705), (61, 3277335845), (245, 815989741), (305, 655467169), (343, 582849815), (427, 468190835), (877, 227956085), (1715, 116569963), (2135, 93638167), (2179, 91747355), (2989, 66884405), (4385, 45591217), (6139, 32565155), (10895, 18349471), (14945, 13376881), (15253, 13106765), (20923, 9554915), (30695, 6513031), (42973, 4652165), (53497, 3736985), (76265, 2621353), (104615, 1910983), (106771, 1872395), (132919, 1504055), (214865, 930433), (267485, 747397), (300811, 664595), (374479, 533855)]