55160380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1597}}^1$

素因数の和:1774

約数の個数: 48

約数和(自身を含む): 127251936

約数和(自身を除く): 72091556

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 157, 220, 314, 628, 785, 1570, 1597, 1727, 3140, 3194, 3454, 6388, 6908, 7985, 8635, 15970, 17270, 17567, 31940, 34540, 35134, 70268, 87835, 175670, 250729, 351340, 501458, 1002916, 1253645, 2507290, 2758019, 5014580, 5516038, 11032076, 13790095, 27580190, 55160380]

約数ペア:

[(1, 55160380), (2, 27580190), (4, 13790095), (5, 11032076), (10, 5516038), (11, 5014580), (20, 2758019), (22, 2507290), (44, 1253645), (55, 1002916), (110, 501458), (157, 351340), (220, 250729), (314, 175670), (628, 87835), (785, 70268), (1570, 35134), (1597, 34540), (1727, 31940), (3140, 17567), (3194, 17270), (3454, 15970), (6388, 8635), (6908, 7985)]