86970500

素因数分解:

$2^2\times 5^3\times {\mathrm{31}}^2\times {\mathrm{181}}^1$

素因数の和:262

約数の個数: 72

約数和(自身を含む): 197352792

約数和(自身を除く): 110382292

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 125, 155, 181, 250, 310, 362, 500, 620, 724, 775, 905, 961, 1550, 1810, 1922, 3100, 3620, 3844, 3875, 4525, 4805, 5611, 7750, 9050, 9610, 11222, 15500, 18100, 19220, 22444, 22625, 24025, 28055, 45250, 48050, 56110, 90500, 96100, 112220, 120125, 140275, 173941, 240250, 280550, 347882, 480500, 561100, 695764, 701375, 869705, 1402750, 1739410, 2805500, 3478820, 4348525, 8697050, 17394100, 21742625, 43485250, 86970500]

約数ペア:

[(1, 86970500), (2, 43485250), (4, 21742625), (5, 17394100), (10, 8697050), (20, 4348525), (25, 3478820), (31, 2805500), (50, 1739410), (62, 1402750), (100, 869705), (124, 701375), (125, 695764), (155, 561100), (181, 480500), (250, 347882), (310, 280550), (362, 240250), (500, 173941), (620, 140275), (724, 120125), (775, 112220), (905, 96100), (961, 90500), (1550, 56110), (1810, 48050), (1922, 45250), (3100, 28055), (3620, 24025), (3844, 22625), (3875, 22444), (4525, 19220), (4805, 18100), (5611, 15500), (7750, 11222), (9050, 9610)]