78254840848

素因数分解:

$2^4\times {\mathrm{30977}}^1\times {\mathrm{157889}}^1$

素因数の和:188874

約数の個数: 20

約数和(自身を含む): 151624609020

約数和(自身を除く): 73369768172

約数列:

[1, 2, 4, 8, 16, 30977, 61954, 123908, 157889, 247816, 315778, 495632, 631556, 1263112, 2526224, 4890927553, 9781855106, 19563710212, 39127420424, 78254840848]

約数ペア:

[(1, 78254840848), (2, 39127420424), (4, 19563710212), (8, 9781855106), (16, 4890927553), (30977, 2526224), (61954, 1263112), (123908, 631556), (157889, 495632), (247816, 315778)]