80938000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1$

素因数の和:330

約数の個数: 160

約数和(自身を含む): 230735232

約数和(自身を除く): 149797232

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 80, 88, 100, 104, 110, 125, 130, 143, 176, 200, 208, 220, 250, 260, 275, 283, 286, 325, 400, 440, 500, 520, 550, 566, 572, 650, 715, 880, 1000, 1040, 1100, 1132, 1144, 1300, 1375, 1415, 1430, 1625, 2000, 2200, 2264, 2288, 2600, 2750, 2830, 2860, 3113, 3250, 3575, 3679, 4400, 4528, 5200, 5500, 5660, 5720, 6226, 6500, 7075, 7150, 7358, 11000, 11320, 11440, 12452, 13000, 14150, 14300, 14716, 15565, 17875, 18395, 22000, 22640, 24904, 26000, 28300, 28600, 29432, 31130, 35375, 35750, 36790, 40469, 49808, 56600, 57200, 58864, 62260, 70750, 71500, 73580, 77825, 80938, 91975, 113200, 124520, 141500, 143000, 147160, 155650, 161876, 183950, 202345, 249040, 283000, 286000, 294320, 311300, 323752, 367900, 389125, 404690, 459875, 566000, 622600, 647504, 735800, 778250, 809380, 919750, 1011725, 1245200, 1471600, 1556500, 1618760, 1839500, 2023450, 3113000, 3237520, 3679000, 4046900, 5058625, 6226000, 7358000, 8093800, 10117250, 16187600, 20234500, 40469000, 80938000]

約数ペア:

[(1, 80938000), (2, 40469000), (4, 20234500), (5, 16187600), (8, 10117250), (10, 8093800), (11, 7358000), (13, 6226000), (16, 5058625), (20, 4046900), (22, 3679000), (25, 3237520), (26, 3113000), (40, 2023450), (44, 1839500), (50, 1618760), (52, 1556500), (55, 1471600), (65, 1245200), (80, 1011725), (88, 919750), (100, 809380), (104, 778250), (110, 735800), (125, 647504), (130, 622600), (143, 566000), (176, 459875), (200, 404690), (208, 389125), (220, 367900), (250, 323752), (260, 311300), (275, 294320), (283, 286000), (286, 283000), (325, 249040), (400, 202345), (440, 183950), (500, 161876), (520, 155650), (550, 147160), (566, 143000), (572, 141500), (650, 124520), (715, 113200), (880, 91975), (1000, 80938), (1040, 77825), (1100, 73580), (1132, 71500), (1144, 70750), (1300, 62260), (1375, 58864), (1415, 57200), (1430, 56600), (1625, 49808), (2000, 40469), (2200, 36790), (2264, 35750), (2288, 35375), (2600, 31130), (2750, 29432), (2830, 28600), (2860, 28300), (3113, 26000), (3250, 24904), (3575, 22640), (3679, 22000), (4400, 18395), (4528, 17875), (5200, 15565), (5500, 14716), (5660, 14300), (5720, 14150), (6226, 13000), (6500, 12452), (7075, 11440), (7150, 11320), (7358, 11000)]