20045250

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:233

約数の個数: 96

約数和(自身を含む): 55486080

約数和(自身を除く): 35440830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 59, 75, 90, 118, 125, 150, 151, 177, 225, 250, 295, 302, 354, 375, 450, 453, 531, 590, 750, 755, 885, 906, 1062, 1125, 1359, 1475, 1510, 1770, 2250, 2265, 2655, 2718, 2950, 3775, 4425, 4530, 5310, 6795, 7375, 7550, 8850, 8909, 11325, 13275, 13590, 14750, 17818, 18875, 22125, 22650, 26550, 26727, 33975, 37750, 44250, 44545, 53454, 56625, 66375, 67950, 80181, 89090, 113250, 132750, 133635, 160362, 169875, 222725, 267270, 339750, 400905, 445450, 668175, 801810, 1113625, 1336350, 2004525, 2227250, 3340875, 4009050, 6681750, 10022625, 20045250]

約数ペア:

[(1, 20045250), (2, 10022625), (3, 6681750), (5, 4009050), (6, 3340875), (9, 2227250), (10, 2004525), (15, 1336350), (18, 1113625), (25, 801810), (30, 668175), (45, 445450), (50, 400905), (59, 339750), (75, 267270), (90, 222725), (118, 169875), (125, 160362), (150, 133635), (151, 132750), (177, 113250), (225, 89090), (250, 80181), (295, 67950), (302, 66375), (354, 56625), (375, 53454), (450, 44545), (453, 44250), (531, 37750), (590, 33975), (750, 26727), (755, 26550), (885, 22650), (906, 22125), (1062, 18875), (1125, 17818), (1359, 14750), (1475, 13590), (1510, 13275), (1770, 11325), (2250, 8909), (2265, 8850), (2655, 7550), (2718, 7375), (2950, 6795), (3775, 5310), (4425, 4530)]