169668580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{2089}}^1$

素因数の和:2260

約数の個数: 48

約数和(自身を含む): 370782720

約数和(自身を除く): 201114140

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 131, 155, 262, 310, 524, 620, 655, 1310, 2089, 2620, 4061, 4178, 8122, 8356, 10445, 16244, 20305, 20890, 40610, 41780, 64759, 81220, 129518, 259036, 273659, 323795, 547318, 647590, 1094636, 1295180, 1368295, 2736590, 5473180, 8483429, 16966858, 33933716, 42417145, 84834290, 169668580]

約数ペア:

[(1, 169668580), (2, 84834290), (4, 42417145), (5, 33933716), (10, 16966858), (20, 8483429), (31, 5473180), (62, 2736590), (124, 1368295), (131, 1295180), (155, 1094636), (262, 647590), (310, 547318), (524, 323795), (620, 273659), (655, 259036), (1310, 129518), (2089, 81220), (2620, 64759), (4061, 41780), (4178, 40610), (8122, 20890), (8356, 20305), (10445, 16244)]