30325900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1451}}^1$

素因数の和:1495

約数の個数: 72

約数和(自身を含む): 75620160

約数和(自身を除く): 45294260

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, 1451, 1900, 2090, 2902, 4180, 5225, 5804, 7255, 10450, 14510, 15961, 20900, 27569, 29020, 31922, 36275, 55138, 63844, 72550, 79805, 110276, 137845, 145100, 159610, 275690, 303259, 319220, 399025, 551380, 606518, 689225, 798050, 1213036, 1378450, 1516295, 1596100, 2756900, 3032590, 6065180, 7581475, 15162950, 30325900]

約数ペア:

[(1, 30325900), (2, 15162950), (4, 7581475), (5, 6065180), (10, 3032590), (11, 2756900), (19, 1596100), (20, 1516295), (22, 1378450), (25, 1213036), (38, 798050), (44, 689225), (50, 606518), (55, 551380), (76, 399025), (95, 319220), (100, 303259), (110, 275690), (190, 159610), (209, 145100), (220, 137845), (275, 110276), (380, 79805), (418, 72550), (475, 63844), (550, 55138), (836, 36275), (950, 31922), (1045, 29020), (1100, 27569), (1451, 20900), (1900, 15961), (2090, 14510), (2902, 10450), (4180, 7255), (5225, 5804)]