49730980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10067}}^1$

素因数の和:10108

約数の個数: 48

約数和(自身を含む): 118399680

約数和(自身を除く): 68668700

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 10067, 20134, 40268, 50335, 100670, 130871, 191273, 201340, 261742, 382546, 523484, 654355, 765092, 956365, 1308710, 1912730, 2486549, 2617420, 3825460, 4973098, 9946196, 12432745, 24865490, 49730980]

約数ペア:

[(1, 49730980), (2, 24865490), (4, 12432745), (5, 9946196), (10, 4973098), (13, 3825460), (19, 2617420), (20, 2486549), (26, 1912730), (38, 1308710), (52, 956365), (65, 765092), (76, 654355), (95, 523484), (130, 382546), (190, 261742), (247, 201340), (260, 191273), (380, 130871), (494, 100670), (988, 50335), (1235, 40268), (2470, 20134), (4940, 10067)]