79078520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{63773}}^1$

素因数の和:63815

約数の個数: 32

約数和(自身を含む): 183669120

約数和(自身を除く): 104590600

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 63773, 127546, 255092, 318865, 510184, 637730, 1275460, 1976963, 2550920, 3953926, 7907852, 9884815, 15815704, 19769630, 39539260, 79078520]

約数ペア:

[(1, 79078520), (2, 39539260), (4, 19769630), (5, 15815704), (8, 9884815), (10, 7907852), (20, 3953926), (31, 2550920), (40, 1976963), (62, 1275460), (124, 637730), (155, 510184), (248, 318865), (310, 255092), (620, 127546), (1240, 63773)]