54997875

素因数分解:

$3^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:154

約数の個数: 96

約数和(自身を含む): 109025280

約数和(自身を除く): 54027405

約数列:

[1, 3, 5, 9, 15, 19, 25, 31, 45, 57, 75, 83, 93, 95, 125, 155, 171, 225, 249, 279, 285, 375, 415, 465, 475, 589, 747, 775, 855, 1125, 1245, 1395, 1425, 1577, 1767, 2075, 2325, 2375, 2573, 2945, 3735, 3875, 4275, 4731, 5301, 6225, 6975, 7125, 7719, 7885, 8835, 10375, 11625, 12865, 14193, 14725, 18675, 21375, 23157, 23655, 26505, 31125, 34875, 38595, 39425, 44175, 48887, 64325, 70965, 73625, 93375, 115785, 118275, 132525, 146661, 192975, 197125, 220875, 244435, 321625, 354825, 439983, 578925, 591375, 662625, 733305, 964875, 1222175, 1774125, 2199915, 2894625, 3666525, 6110875, 10999575, 18332625, 54997875]

約数ペア:

[(1, 54997875), (3, 18332625), (5, 10999575), (9, 6110875), (15, 3666525), (19, 2894625), (25, 2199915), (31, 1774125), (45, 1222175), (57, 964875), (75, 733305), (83, 662625), (93, 591375), (95, 578925), (125, 439983), (155, 354825), (171, 321625), (225, 244435), (249, 220875), (279, 197125), (285, 192975), (375, 146661), (415, 132525), (465, 118275), (475, 115785), (589, 93375), (747, 73625), (775, 70965), (855, 64325), (1125, 48887), (1245, 44175), (1395, 39425), (1425, 38595), (1577, 34875), (1767, 31125), (2075, 26505), (2325, 23655), (2375, 23157), (2573, 21375), (2945, 18675), (3735, 14725), (3875, 14193), (4275, 12865), (4731, 11625), (5301, 10375), (6225, 8835), (6975, 7885), (7125, 7719)]