64532580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{153649}}^1$

素因数の和:153668

約数の個数: 48

約数和(自身を含む): 206505600

約数和(自身を除く): 141973020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 153649, 307298, 460947, 614596, 768245, 921894, 1075543, 1536490, 1843788, 2151086, 2304735, 3072980, 3226629, 4302172, 4609470, 5377715, 6453258, 9218940, 10755430, 12906516, 16133145, 21510860, 32266290, 64532580]

約数ペア:

[(1, 64532580), (2, 32266290), (3, 21510860), (4, 16133145), (5, 12906516), (6, 10755430), (7, 9218940), (10, 6453258), (12, 5377715), (14, 4609470), (15, 4302172), (20, 3226629), (21, 3072980), (28, 2304735), (30, 2151086), (35, 1843788), (42, 1536490), (60, 1075543), (70, 921894), (84, 768245), (105, 614596), (140, 460947), (210, 307298), (420, 153649)]