49400

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:48

約数の個数: 48

約数和(自身を含む): 130200

約数和(自身を除く): 80800

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 95, 100, 104, 130, 152, 190, 200, 247, 260, 325, 380, 475, 494, 520, 650, 760, 950, 988, 1235, 1300, 1900, 1976, 2470, 2600, 3800, 4940, 6175, 9880, 12350, 24700, 49400]

約数ペア:

[(1, 49400), (2, 24700), (4, 12350), (5, 9880), (8, 6175), (10, 4940), (13, 3800), (19, 2600), (20, 2470), (25, 1976), (26, 1900), (38, 1300), (40, 1235), (50, 988), (52, 950), (65, 760), (76, 650), (95, 520), (100, 494), (104, 475), (130, 380), (152, 325), (190, 260), (200, 247)]