213837875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{503}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 283046400

約数和(自身を除く): 69208525

約数列:

[1, 5, 19, 25, 95, 125, 179, 475, 503, 895, 2375, 2515, 3401, 4475, 9557, 12575, 17005, 22375, 47785, 62875, 85025, 90037, 238925, 425125, 450185, 1194625, 1710703, 2250925, 8553515, 11254625, 42767575, 213837875]

約数ペア:

[(1, 213837875), (5, 42767575), (19, 11254625), (25, 8553515), (95, 2250925), (125, 1710703), (179, 1194625), (475, 450185), (503, 425125), (895, 238925), (2375, 90037), (2515, 85025), (3401, 62875), (4475, 47785), (9557, 22375), (12575, 17005)]