53147120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3931}}^1$

素因数の和:3970

約数の個数: 60

約数和(自身を含む): 133837416

約数和(自身を除く): 80690296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 3931, 6760, 7862, 13520, 15724, 19655, 31448, 39310, 51103, 62896, 78620, 102206, 157240, 204412, 255515, 314480, 408824, 511030, 664339, 817648, 1022060, 1328678, 2044120, 2657356, 3321695, 4088240, 5314712, 6643390, 10629424, 13286780, 26573560, 53147120]

約数ペア:

[(1, 53147120), (2, 26573560), (4, 13286780), (5, 10629424), (8, 6643390), (10, 5314712), (13, 4088240), (16, 3321695), (20, 2657356), (26, 2044120), (40, 1328678), (52, 1022060), (65, 817648), (80, 664339), (104, 511030), (130, 408824), (169, 314480), (208, 255515), (260, 204412), (338, 157240), (520, 102206), (676, 78620), (845, 62896), (1040, 51103), (1352, 39310), (1690, 31448), (2704, 19655), (3380, 15724), (3931, 13520), (6760, 7862)]