20162645625

素因数分解:

$3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{7753}}^1$

素因数の和:7868

約数の個数: 80

約数和(自身を含む): 35850774080

約数和(自身を除く): 15688128455

約数列:

[1, 3, 5, 15, 19, 25, 57, 73, 75, 95, 125, 219, 285, 365, 375, 475, 625, 1095, 1387, 1425, 1825, 1875, 2375, 4161, 5475, 6935, 7125, 7753, 9125, 11875, 20805, 23259, 27375, 34675, 35625, 38765, 45625, 104025, 116295, 136875, 147307, 173375, 193825, 441921, 520125, 565969, 581475, 736535, 866875, 969125, 1697907, 2209605, 2600625, 2829845, 2907375, 3682675, 4845625, 8489535, 10753411, 11048025, 14149225, 14536875, 18413375, 32260233, 42447675, 53767055, 55240125, 70746125, 92066875, 161301165, 212238375, 268835275, 276200625, 353730625, 806505825, 1061191875, 1344176375, 4032529125, 6720881875, 20162645625]

約数ペア:

[(1, 20162645625), (3, 6720881875), (5, 4032529125), (15, 1344176375), (19, 1061191875), (25, 806505825), (57, 353730625), (73, 276200625), (75, 268835275), (95, 212238375), (125, 161301165), (219, 92066875), (285, 70746125), (365, 55240125), (375, 53767055), (475, 42447675), (625, 32260233), (1095, 18413375), (1387, 14536875), (1425, 14149225), (1825, 11048025), (1875, 10753411), (2375, 8489535), (4161, 4845625), (5475, 3682675), (6935, 2907375), (7125, 2829845), (7753, 2600625), (9125, 2209605), (11875, 1697907), (20805, 969125), (23259, 866875), (27375, 736535), (34675, 581475), (35625, 565969), (38765, 520125), (45625, 441921), (104025, 193825), (116295, 173375), (136875, 147307)]