72532180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7297}}^1$

素因数の和:7384

約数の個数: 48

約数和(自身を含む): 176553216

約数和(自身を除く): 104021036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 7297, 9940, 14594, 29188, 36485, 51079, 72970, 102158, 145940, 204316, 255395, 510790, 518087, 1021580, 1036174, 2072348, 2590435, 3626609, 5180870, 7253218, 10361740, 14506436, 18133045, 36266090, 72532180]

約数ペア:

[(1, 72532180), (2, 36266090), (4, 18133045), (5, 14506436), (7, 10361740), (10, 7253218), (14, 5180870), (20, 3626609), (28, 2590435), (35, 2072348), (70, 1036174), (71, 1021580), (140, 518087), (142, 510790), (284, 255395), (355, 204316), (497, 145940), (710, 102158), (994, 72970), (1420, 51079), (1988, 36485), (2485, 29188), (4970, 14594), (7297, 9940)]