20211625100

素因数分解:

$2^2\times 5^2\times {\mathrm{101}}^1\times {\mathrm{163}}^1\times {\mathrm{12277}}^1$

素因数の和:12555

約数の個数: 72

約数和(自身を含む): 44568845328

約数和(自身を除く): 24357220228

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 101, 163, 202, 326, 404, 505, 652, 815, 1010, 1630, 2020, 2525, 3260, 4075, 5050, 8150, 10100, 12277, 16300, 16463, 24554, 32926, 49108, 61385, 65852, 82315, 122770, 164630, 245540, 306925, 329260, 411575, 613850, 823150, 1227700, 1239977, 1646300, 2001151, 2479954, 4002302, 4959908, 6199885, 8004604, 10005755, 12399770, 20011510, 24799540, 30999425, 40023020, 50028775, 61998850, 100057550, 123997700, 200115100, 202116251, 404232502, 808465004, 1010581255, 2021162510, 4042325020, 5052906275, 10105812550, 20211625100]

約数ペア:

[(1, 20211625100), (2, 10105812550), (4, 5052906275), (5, 4042325020), (10, 2021162510), (20, 1010581255), (25, 808465004), (50, 404232502), (100, 202116251), (101, 200115100), (163, 123997700), (202, 100057550), (326, 61998850), (404, 50028775), (505, 40023020), (652, 30999425), (815, 24799540), (1010, 20011510), (1630, 12399770), (2020, 10005755), (2525, 8004604), (3260, 6199885), (4075, 4959908), (5050, 4002302), (8150, 2479954), (10100, 2001151), (12277, 1646300), (16300, 1239977), (16463, 1227700), (24554, 823150), (32926, 613850), (49108, 411575), (61385, 329260), (65852, 306925), (82315, 245540), (122770, 164630)]