156915890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{18439}}^1$

素因数の和:18506

約数の個数: 32

約数和(自身を含む): 302711040

約数和(自身を除く): 145795150

約数列:

[1, 2, 5, 10, 23, 37, 46, 74, 115, 185, 230, 370, 851, 1702, 4255, 8510, 18439, 36878, 92195, 184390, 424097, 682243, 848194, 1364486, 2120485, 3411215, 4240970, 6822430, 15691589, 31383178, 78457945, 156915890]

約数ペア:

[(1, 156915890), (2, 78457945), (5, 31383178), (10, 15691589), (23, 6822430), (37, 4240970), (46, 3411215), (74, 2120485), (115, 1364486), (185, 848194), (230, 682243), (370, 424097), (851, 184390), (1702, 92195), (4255, 36878), (8510, 18439)]