202137780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{259151}}^1$

素因数の和:259176

約数の個数: 48

約数和(自身を含む): 609525504

約数和(自身を除く): 407387724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 259151, 518302, 777453, 1036604, 1295755, 1554906, 2591510, 3109812, 3368963, 3887265, 5183020, 6737926, 7774530, 10106889, 13475852, 15549060, 16844815, 20213778, 33689630, 40427556, 50534445, 67379260, 101068890, 202137780]

約数ペア:

[(1, 202137780), (2, 101068890), (3, 67379260), (4, 50534445), (5, 40427556), (6, 33689630), (10, 20213778), (12, 16844815), (13, 15549060), (15, 13475852), (20, 10106889), (26, 7774530), (30, 6737926), (39, 5183020), (52, 3887265), (60, 3368963), (65, 3109812), (78, 2591510), (130, 1554906), (156, 1295755), (195, 1036604), (260, 777453), (390, 518302), (780, 259151)]