209653490750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4012507}}^1$

素因数の和:4012554

約数の個数: 64

約数和(自身を含む): 450684898560

約数和(自身を除く): 241031407810

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 125, 190, 209, 250, 275, 418, 475, 550, 950, 1045, 1375, 2090, 2375, 2750, 4750, 5225, 10450, 26125, 52250, 4012507, 8025014, 20062535, 40125070, 44137577, 76237633, 88275154, 100312675, 152475266, 200625350, 220687885, 381188165, 441375770, 501563375, 762376330, 838613963, 1003126750, 1103439425, 1677227926, 1905940825, 2206878850, 3811881650, 4193069815, 5517197125, 8386139630, 9529704125, 11034394250, 19059408250, 20965349075, 41930698150, 104826745375, 209653490750]

約数ペア:

[(1, 209653490750), (2, 104826745375), (5, 41930698150), (10, 20965349075), (11, 19059408250), (19, 11034394250), (22, 9529704125), (25, 8386139630), (38, 5517197125), (50, 4193069815), (55, 3811881650), (95, 2206878850), (110, 1905940825), (125, 1677227926), (190, 1103439425), (209, 1003126750), (250, 838613963), (275, 762376330), (418, 501563375), (475, 441375770), (550, 381188165), (950, 220687885), (1045, 200625350), (1375, 152475266), (2090, 100312675), (2375, 88275154), (2750, 76237633), (4750, 44137577), (5225, 40125070), (10450, 20062535), (26125, 8025014), (52250, 4012507)]