89645050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{419}}^1$

素因数の和:831

約数の個数: 48

約数和(自身を含む): 182800800

約数和(自身を除く): 93155750

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 389, 419, 550, 778, 838, 1945, 2095, 3890, 4190, 4279, 4609, 8558, 9218, 9725, 10475, 19450, 20950, 21395, 23045, 42790, 46090, 106975, 115225, 162991, 213950, 230450, 325982, 814955, 1629910, 1792901, 3585802, 4074775, 8149550, 8964505, 17929010, 44822525, 89645050]

約数ペア:

[(1, 89645050), (2, 44822525), (5, 17929010), (10, 8964505), (11, 8149550), (22, 4074775), (25, 3585802), (50, 1792901), (55, 1629910), (110, 814955), (275, 325982), (389, 230450), (419, 213950), (550, 162991), (778, 115225), (838, 106975), (1945, 46090), (2095, 42790), (3890, 23045), (4190, 21395), (4279, 20950), (4609, 19450), (8558, 10475), (9218, 9725)]