80380950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41221}}^1$

素因数の和:41249

約数の個数: 48

約数和(自身を含む): 214684176

約数和(自身を除く): 134303226

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 41221, 82442, 123663, 206105, 247326, 412210, 535873, 618315, 1030525, 1071746, 1236630, 1607619, 2061050, 2679365, 3091575, 3215238, 5358730, 6183150, 8038095, 13396825, 16076190, 26793650, 40190475, 80380950]

約数ペア:

[(1, 80380950), (2, 40190475), (3, 26793650), (5, 16076190), (6, 13396825), (10, 8038095), (13, 6183150), (15, 5358730), (25, 3215238), (26, 3091575), (30, 2679365), (39, 2061050), (50, 1607619), (65, 1236630), (75, 1071746), (78, 1030525), (130, 618315), (150, 535873), (195, 412210), (325, 247326), (390, 206105), (650, 123663), (975, 82442), (1950, 41221)]