207966200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79987}}^1$

素因数の和:80016

約数の個数: 48

約数和(自身を含む): 520721880

約数和(自身を除く): 312755680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 79987, 159974, 319948, 399935, 639896, 799870, 1039831, 1599740, 1999675, 2079662, 3199480, 3999350, 4159324, 5199155, 7998700, 8318648, 10398310, 15997400, 20796620, 25995775, 41593240, 51991550, 103983100, 207966200]

約数ペア:

[(1, 207966200), (2, 103983100), (4, 51991550), (5, 41593240), (8, 25995775), (10, 20796620), (13, 15997400), (20, 10398310), (25, 8318648), (26, 7998700), (40, 5199155), (50, 4159324), (52, 3999350), (65, 3199480), (100, 2079662), (104, 1999675), (130, 1599740), (200, 1039831), (260, 799870), (325, 639896), (520, 399935), (650, 319948), (1300, 159974), (2600, 79987)]