289750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:97

約数の個数: 32

約数和(自身を含む): 580320

約数和(自身を除く): 290570

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 61, 95, 122, 125, 190, 250, 305, 475, 610, 950, 1159, 1525, 2318, 2375, 3050, 4750, 5795, 7625, 11590, 15250, 28975, 57950, 144875, 289750]

約数ペア:

[(1, 289750), (2, 144875), (5, 57950), (10, 28975), (19, 15250), (25, 11590), (38, 7625), (50, 5795), (61, 4750), (95, 3050), (122, 2375), (125, 2318), (190, 1525), (250, 1159), (305, 950), (475, 610)]