81226000

素因数分解:

$2^4\times 5^3\times {\mathrm{17}}^1\times {\mathrm{2389}}^1$

素因数の和:2429

約数の個数: 80

約数和(自身を含む): 208044720

約数和(自身を除く): 126818720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 125, 136, 170, 200, 250, 272, 340, 400, 425, 500, 680, 850, 1000, 1360, 1700, 2000, 2125, 2389, 3400, 4250, 4778, 6800, 8500, 9556, 11945, 17000, 19112, 23890, 34000, 38224, 40613, 47780, 59725, 81226, 95560, 119450, 162452, 191120, 203065, 238900, 298625, 324904, 406130, 477800, 597250, 649808, 812260, 955600, 1015325, 1194500, 1624520, 2030650, 2389000, 3249040, 4061300, 4778000, 5076625, 8122600, 10153250, 16245200, 20306500, 40613000, 81226000]

約数ペア:

[(1, 81226000), (2, 40613000), (4, 20306500), (5, 16245200), (8, 10153250), (10, 8122600), (16, 5076625), (17, 4778000), (20, 4061300), (25, 3249040), (34, 2389000), (40, 2030650), (50, 1624520), (68, 1194500), (80, 1015325), (85, 955600), (100, 812260), (125, 649808), (136, 597250), (170, 477800), (200, 406130), (250, 324904), (272, 298625), (340, 238900), (400, 203065), (425, 191120), (500, 162452), (680, 119450), (850, 95560), (1000, 81226), (1360, 59725), (1700, 47780), (2000, 40613), (2125, 38224), (2389, 34000), (3400, 23890), (4250, 19112), (4778, 17000), (6800, 11945), (8500, 9556)]