42970875

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 77775360

約数和(自身を除く): 34804485

約数列:

[1, 3, 5, 15, 19, 25, 37, 57, 75, 95, 111, 125, 163, 185, 285, 375, 475, 489, 555, 703, 815, 925, 1425, 2109, 2375, 2445, 2775, 3097, 3515, 4075, 4625, 6031, 7125, 9291, 10545, 12225, 13875, 15485, 17575, 18093, 20375, 30155, 46455, 52725, 61125, 77425, 87875, 90465, 114589, 150775, 232275, 263625, 343767, 387125, 452325, 572945, 753875, 1161375, 1718835, 2261625, 2864725, 8594175, 14323625, 42970875]

約数ペア:

[(1, 42970875), (3, 14323625), (5, 8594175), (15, 2864725), (19, 2261625), (25, 1718835), (37, 1161375), (57, 753875), (75, 572945), (95, 452325), (111, 387125), (125, 343767), (163, 263625), (185, 232275), (285, 150775), (375, 114589), (475, 90465), (489, 87875), (555, 77425), (703, 61125), (815, 52725), (925, 46455), (1425, 30155), (2109, 20375), (2375, 18093), (2445, 17575), (2775, 15485), (3097, 13875), (3515, 12225), (4075, 10545), (4625, 9291), (6031, 7125)]