65526020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{8831}}^1$

素因数の和:8900

約数の個数: 48

約数和(自身を含む): 160247808

約数和(自身を除く): 94721788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 8831, 17662, 35324, 44155, 61817, 88310, 123634, 176620, 247268, 309085, 468043, 618170, 936086, 1236340, 1872172, 2340215, 3276301, 4680430, 6552602, 9360860, 13105204, 16381505, 32763010, 65526020]

約数ペア:

[(1, 65526020), (2, 32763010), (4, 16381505), (5, 13105204), (7, 9360860), (10, 6552602), (14, 4680430), (20, 3276301), (28, 2340215), (35, 1872172), (53, 1236340), (70, 936086), (106, 618170), (140, 468043), (212, 309085), (265, 247268), (371, 176620), (530, 123634), (742, 88310), (1060, 61817), (1484, 44155), (1855, 35324), (3710, 17662), (7420, 8831)]