348566875

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:385

約数の個数: 40

約数和(自身を含む): 463914000

約数和(自身を除く): 115347125

約数列:

[1, 5, 19, 25, 95, 125, 149, 197, 475, 625, 745, 985, 2375, 2831, 3725, 3743, 4925, 11875, 14155, 18625, 18715, 24625, 29353, 70775, 93125, 93575, 123125, 146765, 353875, 467875, 557707, 733825, 1769375, 2339375, 2788535, 3669125, 13942675, 18345625, 69713375, 348566875]

約数ペア:

[(1, 348566875), (5, 69713375), (19, 18345625), (25, 13942675), (95, 3669125), (125, 2788535), (149, 2339375), (197, 1769375), (475, 733825), (625, 557707), (745, 467875), (985, 353875), (2375, 146765), (2831, 123125), (3725, 93575), (3743, 93125), (4925, 70775), (11875, 29353), (14155, 24625), (18625, 18715)]