80246700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{9907}}^1$

素因数の和:9933

約数の個数: 90

約数和(自身を含む): 260154356

約数和(自身を除く): 179907656

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2700, 4050, 8100, 9907, 19814, 29721, 39628, 49535, 59442, 89163, 99070, 118884, 148605, 178326, 198140, 247675, 267489, 297210, 356652, 445815, 495350, 534978, 594420, 743025, 802467, 891630, 990700, 1069956, 1337445, 1486050, 1604934, 1783260, 2229075, 2674890, 2972100, 3209868, 4012335, 4458150, 5349780, 6687225, 8024670, 8916300, 13374450, 16049340, 20061675, 26748900, 40123350, 80246700]

約数ペア:

[(1, 80246700), (2, 40123350), (3, 26748900), (4, 20061675), (5, 16049340), (6, 13374450), (9, 8916300), (10, 8024670), (12, 6687225), (15, 5349780), (18, 4458150), (20, 4012335), (25, 3209868), (27, 2972100), (30, 2674890), (36, 2229075), (45, 1783260), (50, 1604934), (54, 1486050), (60, 1337445), (75, 1069956), (81, 990700), (90, 891630), (100, 802467), (108, 743025), (135, 594420), (150, 534978), (162, 495350), (180, 445815), (225, 356652), (270, 297210), (300, 267489), (324, 247675), (405, 198140), (450, 178326), (540, 148605), (675, 118884), (810, 99070), (900, 89163), (1350, 59442), (1620, 49535), (2025, 39628), (2700, 29721), (4050, 19814), (8100, 9907)]