49553900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2371}}^1$

素因数の和:2415

約数の個数: 72

約数和(自身を含む): 123533760

約数和(自身を除く): 73979860

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1900, 2090, 2371, 4180, 4742, 5225, 9484, 10450, 11855, 20900, 23710, 26081, 45049, 47420, 52162, 59275, 90098, 104324, 118550, 130405, 180196, 225245, 237100, 260810, 450490, 495539, 521620, 652025, 900980, 991078, 1126225, 1304050, 1982156, 2252450, 2477695, 2608100, 4504900, 4955390, 9910780, 12388475, 24776950, 49553900]

約数ペア:

[(1, 49553900), (2, 24776950), (4, 12388475), (5, 9910780), (10, 4955390), (11, 4504900), (19, 2608100), (20, 2477695), (22, 2252450), (25, 1982156), (38, 1304050), (44, 1126225), (50, 991078), (55, 900980), (76, 652025), (95, 521620), (100, 495539), (110, 450490), (190, 260810), (209, 237100), (220, 225245), (275, 180196), (380, 130405), (418, 118550), (475, 104324), (550, 90098), (836, 59275), (950, 52162), (1045, 47420), (1100, 45049), (1900, 26081), (2090, 23710), (2371, 20900), (4180, 11855), (4742, 10450), (5225, 9484)]