26108800

素因数分解:

$2^7\times 5^2\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:264

約数の個数: 96

約数和(自身を含む): 66402000

約数和(自身を除く): 40293200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 128, 160, 164, 199, 200, 205, 320, 328, 398, 400, 410, 640, 656, 796, 800, 820, 995, 1025, 1312, 1592, 1600, 1640, 1990, 2050, 2624, 3184, 3200, 3280, 3980, 4100, 4975, 5248, 6368, 6560, 7960, 8159, 8200, 9950, 12736, 13120, 15920, 16318, 16400, 19900, 25472, 26240, 31840, 32636, 32800, 39800, 40795, 63680, 65272, 65600, 79600, 81590, 127360, 130544, 131200, 159200, 163180, 203975, 261088, 318400, 326360, 407950, 522176, 636800, 652720, 815900, 1044352, 1305440, 1631800, 2610880, 3263600, 5221760, 6527200, 13054400, 26108800]

約数ペア:

[(1, 26108800), (2, 13054400), (4, 6527200), (5, 5221760), (8, 3263600), (10, 2610880), (16, 1631800), (20, 1305440), (25, 1044352), (32, 815900), (40, 652720), (41, 636800), (50, 522176), (64, 407950), (80, 326360), (82, 318400), (100, 261088), (128, 203975), (160, 163180), (164, 159200), (199, 131200), (200, 130544), (205, 127360), (320, 81590), (328, 79600), (398, 65600), (400, 65272), (410, 63680), (640, 40795), (656, 39800), (796, 32800), (800, 32636), (820, 31840), (995, 26240), (1025, 25472), (1312, 19900), (1592, 16400), (1600, 16318), (1640, 15920), (1990, 13120), (2050, 12736), (2624, 9950), (3184, 8200), (3200, 8159), (3280, 7960), (3980, 6560), (4100, 6368), (4975, 5248)]