78691430

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{809}}^1$

素因数の和:1024

約数の個数: 32

約数和(自身を含む): 144866880

約数和(自身を除く): 66175450

約数列:

[1, 2, 5, 10, 71, 137, 142, 274, 355, 685, 710, 809, 1370, 1618, 4045, 8090, 9727, 19454, 48635, 57439, 97270, 110833, 114878, 221666, 287195, 554165, 574390, 1108330, 7869143, 15738286, 39345715, 78691430]

約数ペア:

[(1, 78691430), (2, 39345715), (5, 15738286), (10, 7869143), (71, 1108330), (137, 574390), (142, 554165), (274, 287195), (355, 221666), (685, 114878), (710, 110833), (809, 97270), (1370, 57439), (1618, 48635), (4045, 19454), (8090, 9727)]