38854400

素因数分解:

$2^8\times 5^2\times {\mathrm{13}}^1\times {\mathrm{467}}^1$

素因数の和:506

約数の個数: 108

約数和(自身を含む): 103790232

約数和(自身を除く): 64935832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 160, 200, 208, 256, 260, 320, 325, 400, 416, 467, 520, 640, 650, 800, 832, 934, 1040, 1280, 1300, 1600, 1664, 1868, 2080, 2335, 2600, 3200, 3328, 3736, 4160, 4670, 5200, 6071, 6400, 7472, 8320, 9340, 10400, 11675, 12142, 14944, 16640, 18680, 20800, 23350, 24284, 29888, 30355, 37360, 41600, 46700, 48568, 59776, 60710, 74720, 83200, 93400, 97136, 119552, 121420, 149440, 151775, 186800, 194272, 242840, 298880, 303550, 373600, 388544, 485680, 597760, 607100, 747200, 777088, 971360, 1214200, 1494400, 1554176, 1942720, 2428400, 2988800, 3885440, 4856800, 7770880, 9713600, 19427200, 38854400]

約数ペア:

[(1, 38854400), (2, 19427200), (4, 9713600), (5, 7770880), (8, 4856800), (10, 3885440), (13, 2988800), (16, 2428400), (20, 1942720), (25, 1554176), (26, 1494400), (32, 1214200), (40, 971360), (50, 777088), (52, 747200), (64, 607100), (65, 597760), (80, 485680), (100, 388544), (104, 373600), (128, 303550), (130, 298880), (160, 242840), (200, 194272), (208, 186800), (256, 151775), (260, 149440), (320, 121420), (325, 119552), (400, 97136), (416, 93400), (467, 83200), (520, 74720), (640, 60710), (650, 59776), (800, 48568), (832, 46700), (934, 41600), (1040, 37360), (1280, 30355), (1300, 29888), (1600, 24284), (1664, 23350), (1868, 20800), (2080, 18680), (2335, 16640), (2600, 14944), (3200, 12142), (3328, 11675), (3736, 10400), (4160, 9340), (4670, 8320), (5200, 7472), (6071, 6400)]