31569070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12781}}^1$

素因数の和:12820

約数の個数: 32

約数和(自身を含む): 64421280

約数和(自身を除く): 32852210

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 12781, 25562, 63905, 127810, 166153, 242839, 332306, 485678, 830765, 1214195, 1661530, 2428390, 3156907, 6313814, 15784535, 31569070]

約数ペア:

[(1, 31569070), (2, 15784535), (5, 6313814), (10, 3156907), (13, 2428390), (19, 1661530), (26, 1214195), (38, 830765), (65, 485678), (95, 332306), (130, 242839), (190, 166153), (247, 127810), (494, 63905), (1235, 25562), (2470, 12781)]