2129778875

素因数分解:

$5^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{18301}}^1$

素因数の和:18349

約数の個数: 48

約数和(自身を含む): 3254827680

約数和(自身を除く): 1125048805

約数列:

[1, 5, 7, 19, 25, 35, 49, 95, 125, 133, 175, 245, 475, 665, 875, 931, 1225, 2375, 3325, 4655, 6125, 16625, 18301, 23275, 91505, 116375, 128107, 347719, 457525, 640535, 896749, 1738595, 2287625, 2434033, 3202675, 4483745, 8692975, 12170165, 16013375, 17038231, 22418725, 43464875, 60850825, 85191155, 112093625, 304254125, 425955775, 2129778875]

約数ペア:

[(1, 2129778875), (5, 425955775), (7, 304254125), (19, 112093625), (25, 85191155), (35, 60850825), (49, 43464875), (95, 22418725), (125, 17038231), (133, 16013375), (175, 12170165), (245, 8692975), (475, 4483745), (665, 3202675), (875, 2434033), (931, 2287625), (1225, 1738595), (2375, 896749), (3325, 640535), (4655, 457525), (6125, 347719), (16625, 128107), (18301, 116375), (23275, 91505)]