71638400

素因数分解:

$2^7\times 5^2\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:452

約数の個数: 96

約数和(自身を含む): 180360480

約数和(自身を除く): 108722080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 64, 80, 100, 122, 128, 160, 200, 244, 305, 320, 367, 400, 488, 610, 640, 734, 800, 976, 1220, 1468, 1525, 1600, 1835, 1952, 2440, 2936, 3050, 3200, 3670, 3904, 4880, 5872, 6100, 7340, 7808, 9175, 9760, 11744, 12200, 14680, 18350, 19520, 22387, 23488, 24400, 29360, 36700, 39040, 44774, 46976, 48800, 58720, 73400, 89548, 97600, 111935, 117440, 146800, 179096, 195200, 223870, 234880, 293600, 358192, 447740, 559675, 587200, 716384, 895480, 1119350, 1174400, 1432768, 1790960, 2238700, 2865536, 3581920, 4477400, 7163840, 8954800, 14327680, 17909600, 35819200, 71638400]

約数ペア:

[(1, 71638400), (2, 35819200), (4, 17909600), (5, 14327680), (8, 8954800), (10, 7163840), (16, 4477400), (20, 3581920), (25, 2865536), (32, 2238700), (40, 1790960), (50, 1432768), (61, 1174400), (64, 1119350), (80, 895480), (100, 716384), (122, 587200), (128, 559675), (160, 447740), (200, 358192), (244, 293600), (305, 234880), (320, 223870), (367, 195200), (400, 179096), (488, 146800), (610, 117440), (640, 111935), (734, 97600), (800, 89548), (976, 73400), (1220, 58720), (1468, 48800), (1525, 46976), (1600, 44774), (1835, 39040), (1952, 36700), (2440, 29360), (2936, 24400), (3050, 23488), (3200, 22387), (3670, 19520), (3904, 18350), (4880, 14680), (5872, 12200), (6100, 11744), (7340, 9760), (7808, 9175)]