649075700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71327}}^1$

素因数の和:71361

約数の個数: 72

約数和(自身を含む): 1733555712

約数和(自身を除く): 1084480012

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 4550, 9100, 71327, 142654, 285308, 356635, 499289, 713270, 927251, 998578, 1426540, 1783175, 1854502, 1997156, 2496445, 3566350, 3709004, 4636255, 4992890, 6490757, 7132700, 9272510, 9985780, 12482225, 12981514, 18545020, 23181275, 24964450, 25963028, 32453785, 46362550, 49928900, 64907570, 92725100, 129815140, 162268925, 324537850, 649075700]

約数ペア:

[(1, 649075700), (2, 324537850), (4, 162268925), (5, 129815140), (7, 92725100), (10, 64907570), (13, 49928900), (14, 46362550), (20, 32453785), (25, 25963028), (26, 24964450), (28, 23181275), (35, 18545020), (50, 12981514), (52, 12482225), (65, 9985780), (70, 9272510), (91, 7132700), (100, 6490757), (130, 4992890), (140, 4636255), (175, 3709004), (182, 3566350), (260, 2496445), (325, 1997156), (350, 1854502), (364, 1783175), (455, 1426540), (650, 998578), (700, 927251), (910, 713270), (1300, 499289), (1820, 356635), (2275, 285308), (4550, 142654), (9100, 71327)]