2560725

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{599}}^1$

素因数の和:634

約数の個数: 36

約数和(自身を含む): 4836000

約数和(自身を除く): 2275275

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 171, 225, 285, 475, 599, 855, 1425, 1797, 2995, 4275, 5391, 8985, 11381, 14975, 26955, 34143, 44925, 56905, 102429, 134775, 170715, 284525, 512145, 853575, 2560725]

約数ペア:

[(1, 2560725), (3, 853575), (5, 512145), (9, 284525), (15, 170715), (19, 134775), (25, 102429), (45, 56905), (57, 44925), (75, 34143), (95, 26955), (171, 14975), (225, 11381), (285, 8985), (475, 5391), (599, 4275), (855, 2995), (1425, 1797)]