69420490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 139708800

約数和(自身を除く): 70288310

約数列:

[1, 2, 5, 10, 19, 29, 38, 43, 58, 86, 95, 145, 190, 215, 290, 293, 430, 551, 586, 817, 1102, 1247, 1465, 1634, 2494, 2755, 2930, 4085, 5510, 5567, 6235, 8170, 8497, 11134, 12470, 12599, 16994, 23693, 25198, 27835, 42485, 47386, 55670, 62995, 84970, 118465, 125990, 161443, 236930, 239381, 322886, 365371, 478762, 730742, 807215, 1196905, 1614430, 1826855, 2393810, 3653710, 6942049, 13884098, 34710245, 69420490]

約数ペア:

[(1, 69420490), (2, 34710245), (5, 13884098), (10, 6942049), (19, 3653710), (29, 2393810), (38, 1826855), (43, 1614430), (58, 1196905), (86, 807215), (95, 730742), (145, 478762), (190, 365371), (215, 322886), (290, 239381), (293, 236930), (430, 161443), (551, 125990), (586, 118465), (817, 84970), (1102, 62995), (1247, 55670), (1465, 47386), (1634, 42485), (2494, 27835), (2755, 25198), (2930, 23693), (4085, 16994), (5510, 12599), (5567, 12470), (6235, 11134), (8170, 8497)]