316272190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{39883}}^1$

素因数の和:39964

約数の個数: 32

約数和(自身を含む): 623147616

約数和(自身を除く): 306875426

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 3965, 7930, 39883, 79766, 199415, 398830, 518479, 1036958, 2432863, 2592395, 4865726, 5184790, 12164315, 24328630, 31627219, 63254438, 158136095, 316272190]

約数ペア:

[(1, 316272190), (2, 158136095), (5, 63254438), (10, 31627219), (13, 24328630), (26, 12164315), (61, 5184790), (65, 4865726), (122, 2592395), (130, 2432863), (305, 1036958), (610, 518479), (793, 398830), (1586, 199415), (3965, 79766), (7930, 39883)]