9381250

素因数分解:

$2^1\times 5^5\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:125

約数の個数: 48

約数和(自身を含む): 18748800

約数和(自身を除く): 9367550

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 79, 95, 125, 158, 190, 250, 395, 475, 625, 790, 950, 1250, 1501, 1975, 2375, 3002, 3125, 3950, 4750, 6250, 7505, 9875, 11875, 15010, 19750, 23750, 37525, 49375, 59375, 75050, 98750, 118750, 187625, 246875, 375250, 493750, 938125, 1876250, 4690625, 9381250]

約数ペア:

[(1, 9381250), (2, 4690625), (5, 1876250), (10, 938125), (19, 493750), (25, 375250), (38, 246875), (50, 187625), (79, 118750), (95, 98750), (125, 75050), (158, 59375), (190, 49375), (250, 37525), (395, 23750), (475, 19750), (625, 15010), (790, 11875), (950, 9875), (1250, 7505), (1501, 6250), (1975, 4750), (2375, 3950), (3002, 3125)]