53818750

素因数分解:

$2^1\times 5^5\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 103118400

約数和(自身を除く): 49299650

約数列:

[1, 2, 5, 10, 25, 50, 79, 109, 125, 158, 218, 250, 395, 545, 625, 790, 1090, 1250, 1975, 2725, 3125, 3950, 5450, 6250, 8611, 9875, 13625, 17222, 19750, 27250, 43055, 49375, 68125, 86110, 98750, 136250, 215275, 246875, 340625, 430550, 493750, 681250, 1076375, 2152750, 5381875, 10763750, 26909375, 53818750]

約数ペア:

[(1, 53818750), (2, 26909375), (5, 10763750), (10, 5381875), (25, 2152750), (50, 1076375), (79, 681250), (109, 493750), (125, 430550), (158, 340625), (218, 246875), (250, 215275), (395, 136250), (545, 98750), (625, 86110), (790, 68125), (1090, 49375), (1250, 43055), (1975, 27250), (2725, 19750), (3125, 17222), (3950, 13625), (5450, 9875), (6250, 8611)]