42840250

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 87609600

約数和(自身を除く): 44769350

約数列:

[1, 2, 5, 10, 19, 25, 29, 38, 50, 58, 95, 125, 145, 190, 250, 290, 311, 475, 551, 622, 725, 950, 1102, 1450, 1555, 2375, 2755, 3110, 3625, 4750, 5510, 5909, 7250, 7775, 9019, 11818, 13775, 15550, 18038, 27550, 29545, 38875, 45095, 59090, 68875, 77750, 90190, 137750, 147725, 171361, 225475, 295450, 342722, 450950, 738625, 856805, 1127375, 1477250, 1713610, 2254750, 4284025, 8568050, 21420125, 42840250]

約数ペア:

[(1, 42840250), (2, 21420125), (5, 8568050), (10, 4284025), (19, 2254750), (25, 1713610), (29, 1477250), (38, 1127375), (50, 856805), (58, 738625), (95, 450950), (125, 342722), (145, 295450), (190, 225475), (250, 171361), (290, 147725), (311, 137750), (475, 90190), (551, 77750), (622, 68875), (725, 59090), (950, 45095), (1102, 38875), (1450, 29545), (1555, 27550), (2375, 18038), (2755, 15550), (3110, 13775), (3625, 11818), (4750, 9019), (5510, 7775), (5909, 7250)]