280387750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{59029}}^1$

素因数の和:59065

約数の個数: 32

約数和(自身を含む): 552520800

約数和(自身を除く): 272133050

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 950, 2375, 4750, 59029, 118058, 295145, 590290, 1121551, 1475725, 2243102, 2951450, 5607755, 7378625, 11215510, 14757250, 28038775, 56077550, 140193875, 280387750]

約数ペア:

[(1, 280387750), (2, 140193875), (5, 56077550), (10, 28038775), (19, 14757250), (25, 11215510), (38, 7378625), (50, 5607755), (95, 2951450), (125, 2243102), (190, 1475725), (250, 1121551), (475, 590290), (950, 295145), (2375, 118058), (4750, 59029)]