155477320

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{11743}}^1$

素因数の和:12085

約数の個数: 32

約数和(自身を含む): 350910720

約数和(自身を除く): 195433400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 6620, 11743, 13240, 23486, 46972, 58715, 93944, 117430, 234860, 469720, 3886933, 7773866, 15547732, 19434665, 31095464, 38869330, 77738660, 155477320]

約数ペア:

[(1, 155477320), (2, 77738660), (4, 38869330), (5, 31095464), (8, 19434665), (10, 15547732), (20, 7773866), (40, 3886933), (331, 469720), (662, 234860), (1324, 117430), (1655, 93944), (2648, 58715), (3310, 46972), (6620, 23486), (11743, 13240)]