105843775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{503}}^1$

素因数の和:975

約数の個数: 24

約数和(自身を含む): 138741120

約数和(自身を除く): 32897345

約数列:

[1, 5, 19, 25, 95, 443, 475, 503, 2215, 2515, 8417, 9557, 11075, 12575, 42085, 47785, 210425, 222829, 238925, 1114145, 4233751, 5570725, 21168755, 105843775]

約数ペア:

[(1, 105843775), (5, 21168755), (19, 5570725), (25, 4233751), (95, 1114145), (443, 238925), (475, 222829), (503, 210425), (2215, 47785), (2515, 42085), (8417, 12575), (9557, 11075)]