154902020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{6547}}^1$

素因数の和:6589

約数の個数: 72

約数和(自身を含む): 402623424

約数和(自身を除く): 247721404

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2366, 3380, 4732, 5915, 6547, 11830, 13094, 23660, 26188, 32735, 45829, 65470, 85111, 91658, 130940, 170222, 183316, 229145, 340444, 425555, 458290, 595777, 851110, 916580, 1106443, 1191554, 1702220, 2212886, 2383108, 2978885, 4425772, 5532215, 5957770, 7745101, 11064430, 11915540, 15490202, 22128860, 30980404, 38725505, 77451010, 154902020]

約数ペア:

[(1, 154902020), (2, 77451010), (4, 38725505), (5, 30980404), (7, 22128860), (10, 15490202), (13, 11915540), (14, 11064430), (20, 7745101), (26, 5957770), (28, 5532215), (35, 4425772), (52, 2978885), (65, 2383108), (70, 2212886), (91, 1702220), (130, 1191554), (140, 1106443), (169, 916580), (182, 851110), (260, 595777), (338, 458290), (364, 425555), (455, 340444), (676, 229145), (845, 183316), (910, 170222), (1183, 130940), (1690, 91658), (1820, 85111), (2366, 65470), (3380, 45829), (4732, 32735), (5915, 26188), (6547, 23660), (11830, 13094)]