43639990

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{653}}^1$

素因数の和:864

約数の個数: 32

約数和(自身を含む): 81085536

約数和(自身を除く): 37445546

約数列:

[1, 2, 5, 10, 41, 82, 163, 205, 326, 410, 653, 815, 1306, 1630, 3265, 6530, 6683, 13366, 26773, 33415, 53546, 66830, 106439, 133865, 212878, 267730, 532195, 1064390, 4363999, 8727998, 21819995, 43639990]

約数ペア:

[(1, 43639990), (2, 21819995), (5, 8727998), (10, 4363999), (41, 1064390), (82, 532195), (163, 267730), (205, 212878), (326, 133865), (410, 106439), (653, 66830), (815, 53546), (1306, 33415), (1630, 26773), (3265, 13366), (6530, 6683)]