80225100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{691}}^1$

素因数の和:757

約数の個数: 144

約数和(自身を含む): 264288640

約数和(自身を除く): 184063540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 43, 45, 50, 54, 60, 75, 86, 90, 100, 108, 129, 135, 150, 172, 180, 215, 225, 258, 270, 300, 387, 430, 450, 516, 540, 645, 675, 691, 774, 860, 900, 1075, 1161, 1290, 1350, 1382, 1548, 1935, 2073, 2150, 2322, 2580, 2700, 2764, 3225, 3455, 3870, 4146, 4300, 4644, 5805, 6219, 6450, 6910, 7740, 8292, 9675, 10365, 11610, 12438, 12900, 13820, 17275, 18657, 19350, 20730, 23220, 24876, 29025, 29713, 31095, 34550, 37314, 38700, 41460, 51825, 58050, 59426, 62190, 69100, 74628, 89139, 93285, 103650, 116100, 118852, 124380, 148565, 155475, 178278, 186570, 207300, 267417, 297130, 310950, 356556, 373140, 445695, 466425, 534834, 594260, 621900, 742825, 802251, 891390, 932850, 1069668, 1337085, 1485650, 1604502, 1782780, 1865700, 2228475, 2674170, 2971300, 3209004, 4011255, 4456950, 5348340, 6685425, 8022510, 8913900, 13370850, 16045020, 20056275, 26741700, 40112550, 80225100]

約数ペア:

[(1, 80225100), (2, 40112550), (3, 26741700), (4, 20056275), (5, 16045020), (6, 13370850), (9, 8913900), (10, 8022510), (12, 6685425), (15, 5348340), (18, 4456950), (20, 4011255), (25, 3209004), (27, 2971300), (30, 2674170), (36, 2228475), (43, 1865700), (45, 1782780), (50, 1604502), (54, 1485650), (60, 1337085), (75, 1069668), (86, 932850), (90, 891390), (100, 802251), (108, 742825), (129, 621900), (135, 594260), (150, 534834), (172, 466425), (180, 445695), (215, 373140), (225, 356556), (258, 310950), (270, 297130), (300, 267417), (387, 207300), (430, 186570), (450, 178278), (516, 155475), (540, 148565), (645, 124380), (675, 118852), (691, 116100), (774, 103650), (860, 93285), (900, 89139), (1075, 74628), (1161, 69100), (1290, 62190), (1350, 59426), (1382, 58050), (1548, 51825), (1935, 41460), (2073, 38700), (2150, 37314), (2322, 34550), (2580, 31095), (2700, 29713), (2764, 29025), (3225, 24876), (3455, 23220), (3870, 20730), (4146, 19350), (4300, 18657), (4644, 17275), (5805, 13820), (6219, 12900), (6450, 12438), (6910, 11610), (7740, 10365), (8292, 9675)]