12498750

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{101}}^1$

素因数の和:140

約数の個数: 120

約数和(自身を含む): 37281816

約数和(自身を除く): 24783066

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 55, 66, 75, 90, 99, 101, 110, 125, 150, 165, 198, 202, 225, 250, 275, 303, 330, 375, 450, 495, 505, 550, 606, 625, 750, 825, 909, 990, 1010, 1111, 1125, 1250, 1375, 1515, 1650, 1818, 1875, 2222, 2250, 2475, 2525, 2750, 3030, 3333, 3750, 4125, 4545, 4950, 5050, 5555, 5625, 6666, 6875, 7575, 8250, 9090, 9999, 11110, 11250, 12375, 12625, 13750, 15150, 16665, 19998, 20625, 22725, 24750, 25250, 27775, 33330, 37875, 41250, 45450, 49995, 55550, 61875, 63125, 75750, 83325, 99990, 113625, 123750, 126250, 138875, 166650, 189375, 227250, 249975, 277750, 378750, 416625, 499950, 568125, 694375, 833250, 1136250, 1249875, 1388750, 2083125, 2499750, 4166250, 6249375, 12498750]

約数ペア:

[(1, 12498750), (2, 6249375), (3, 4166250), (5, 2499750), (6, 2083125), (9, 1388750), (10, 1249875), (11, 1136250), (15, 833250), (18, 694375), (22, 568125), (25, 499950), (30, 416625), (33, 378750), (45, 277750), (50, 249975), (55, 227250), (66, 189375), (75, 166650), (90, 138875), (99, 126250), (101, 123750), (110, 113625), (125, 99990), (150, 83325), (165, 75750), (198, 63125), (202, 61875), (225, 55550), (250, 49995), (275, 45450), (303, 41250), (330, 37875), (375, 33330), (450, 27775), (495, 25250), (505, 24750), (550, 22725), (606, 20625), (625, 19998), (750, 16665), (825, 15150), (909, 13750), (990, 12625), (1010, 12375), (1111, 11250), (1125, 11110), (1250, 9999), (1375, 9090), (1515, 8250), (1650, 7575), (1818, 6875), (1875, 6666), (2222, 5625), (2250, 5555), (2475, 5050), (2525, 4950), (2750, 4545), (3030, 4125), (3333, 3750)]