89366380

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 191761920

約数和(自身を除く): 102395540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 163, 316, 326, 347, 395, 652, 694, 790, 815, 1388, 1580, 1630, 1735, 3260, 3470, 6940, 12877, 25754, 27413, 51508, 54826, 56561, 64385, 109652, 113122, 128770, 137065, 226244, 257540, 274130, 282805, 548260, 565610, 1131220, 4468319, 8936638, 17873276, 22341595, 44683190, 89366380]

約数ペア:

[(1, 89366380), (2, 44683190), (4, 22341595), (5, 17873276), (10, 8936638), (20, 4468319), (79, 1131220), (158, 565610), (163, 548260), (316, 282805), (326, 274130), (347, 257540), (395, 226244), (652, 137065), (694, 128770), (790, 113122), (815, 109652), (1388, 64385), (1580, 56561), (1630, 54826), (1735, 51508), (3260, 27413), (3470, 25754), (6940, 12877)]