78897473584

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{120270539}}^1$

素因数の和:120270588

約数の個数: 20

約数和(自身を含む): 156592243080

約数和(自身を除く): 77694769496

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 120270539, 240541078, 481082156, 962164312, 1924328624, 4931092099, 9862184198, 19724368396, 39448736792, 78897473584]

約数ペア:

[(1, 78897473584), (2, 39448736792), (4, 19724368396), (8, 9862184198), (16, 4931092099), (41, 1924328624), (82, 962164312), (164, 481082156), (328, 240541078), (656, 120270539)]