551100320

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181283}}^1$

素因数の和:181317

約数の個数: 48

約数和(自身を含む): 1370507040

約数和(自身を除く): 819406720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 181283, 362566, 725132, 906415, 1450264, 1812830, 2900528, 3444377, 3625660, 5801056, 6888754, 7251320, 13777508, 14502640, 17221885, 27555016, 29005280, 34443770, 55110032, 68887540, 110220064, 137775080, 275550160, 551100320]

約数ペア:

[(1, 551100320), (2, 275550160), (4, 137775080), (5, 110220064), (8, 68887540), (10, 55110032), (16, 34443770), (19, 29005280), (20, 27555016), (32, 17221885), (38, 14502640), (40, 13777508), (76, 7251320), (80, 6888754), (95, 5801056), (152, 3625660), (160, 3444377), (190, 2900528), (304, 1812830), (380, 1450264), (608, 906415), (760, 725132), (1520, 362566), (3040, 181283)]