81808290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{5443}}^1$

素因数の和:5623

約数の個数: 48

約数和(自身を含む): 214014528

約数和(自身を除く): 132206238

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 167, 334, 501, 835, 1002, 1503, 1670, 2505, 3006, 5010, 5443, 7515, 10886, 15030, 16329, 27215, 32658, 48987, 54430, 81645, 97974, 163290, 244935, 489870, 908981, 1817962, 2726943, 4544905, 5453886, 8180829, 9089810, 13634715, 16361658, 27269430, 40904145, 81808290]

約数ペア:

[(1, 81808290), (2, 40904145), (3, 27269430), (5, 16361658), (6, 13634715), (9, 9089810), (10, 8180829), (15, 5453886), (18, 4544905), (30, 2726943), (45, 1817962), (90, 908981), (167, 489870), (334, 244935), (501, 163290), (835, 97974), (1002, 81645), (1503, 54430), (1670, 48987), (2505, 32658), (3006, 27215), (5010, 16329), (5443, 15030), (7515, 10886)]