161875516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{853}}^1$

素因数の和:1114

約数の個数: 48

約数和(自身を含む): 327116160

約数和(自身を除く): 165240644

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 227, 418, 454, 836, 853, 908, 1706, 2497, 3412, 4313, 4994, 8626, 9383, 9988, 16207, 17252, 18766, 32414, 37532, 47443, 64828, 94886, 178277, 189772, 193631, 356554, 387262, 713108, 774524, 2129941, 3678989, 4259882, 7357978, 8519764, 14715956, 40468879, 80937758, 161875516]

約数ペア:

[(1, 161875516), (2, 80937758), (4, 40468879), (11, 14715956), (19, 8519764), (22, 7357978), (38, 4259882), (44, 3678989), (76, 2129941), (209, 774524), (227, 713108), (418, 387262), (454, 356554), (836, 193631), (853, 189772), (908, 178277), (1706, 94886), (2497, 64828), (3412, 47443), (4313, 37532), (4994, 32414), (8626, 18766), (9383, 17252), (9988, 16207)]