200810480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{659}}^1$

素因数の和:978

約数の個数: 80

約数和(自身を含む): 505280160

約数和(自身を除く): 304469680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 293, 520, 586, 659, 1040, 1172, 1318, 1465, 2344, 2636, 2930, 3295, 3809, 4688, 5272, 5860, 6590, 7618, 8567, 10544, 11720, 13180, 15236, 17134, 19045, 23440, 26360, 30472, 34268, 38090, 42835, 52720, 60944, 68536, 76180, 85670, 137072, 152360, 171340, 193087, 304720, 342680, 386174, 685360, 772348, 965435, 1544696, 1930870, 2510131, 3089392, 3861740, 5020262, 7723480, 10040524, 12550655, 15446960, 20081048, 25101310, 40162096, 50202620, 100405240, 200810480]

約数ペア:

[(1, 200810480), (2, 100405240), (4, 50202620), (5, 40162096), (8, 25101310), (10, 20081048), (13, 15446960), (16, 12550655), (20, 10040524), (26, 7723480), (40, 5020262), (52, 3861740), (65, 3089392), (80, 2510131), (104, 1930870), (130, 1544696), (208, 965435), (260, 772348), (293, 685360), (520, 386174), (586, 342680), (659, 304720), (1040, 193087), (1172, 171340), (1318, 152360), (1465, 137072), (2344, 85670), (2636, 76180), (2930, 68536), (3295, 60944), (3809, 52720), (4688, 42835), (5272, 38090), (5860, 34268), (6590, 30472), (7618, 26360), (8567, 23440), (10544, 19045), (11720, 17134), (13180, 15236)]