2828800

素因数分解:

$2^9\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:58

約数の個数: 120

約数和(自身を含む): 7991676

約数和(自身を除く): 5162876

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 32, 34, 40, 50, 52, 64, 65, 68, 80, 85, 100, 104, 128, 130, 136, 160, 170, 200, 208, 221, 256, 260, 272, 320, 325, 340, 400, 416, 425, 442, 512, 520, 544, 640, 650, 680, 800, 832, 850, 884, 1040, 1088, 1105, 1280, 1300, 1360, 1600, 1664, 1700, 1768, 2080, 2176, 2210, 2560, 2600, 2720, 3200, 3328, 3400, 3536, 4160, 4352, 4420, 5200, 5440, 5525, 6400, 6656, 6800, 7072, 8320, 8704, 8840, 10400, 10880, 11050, 12800, 13600, 14144, 16640, 17680, 20800, 21760, 22100, 27200, 28288, 33280, 35360, 41600, 43520, 44200, 54400, 56576, 70720, 83200, 88400, 108800, 113152, 141440, 166400, 176800, 217600, 282880, 353600, 565760, 707200, 1414400, 2828800]

約数ペア:

[(1, 2828800), (2, 1414400), (4, 707200), (5, 565760), (8, 353600), (10, 282880), (13, 217600), (16, 176800), (17, 166400), (20, 141440), (25, 113152), (26, 108800), (32, 88400), (34, 83200), (40, 70720), (50, 56576), (52, 54400), (64, 44200), (65, 43520), (68, 41600), (80, 35360), (85, 33280), (100, 28288), (104, 27200), (128, 22100), (130, 21760), (136, 20800), (160, 17680), (170, 16640), (200, 14144), (208, 13600), (221, 12800), (256, 11050), (260, 10880), (272, 10400), (320, 8840), (325, 8704), (340, 8320), (400, 7072), (416, 6800), (425, 6656), (442, 6400), (512, 5525), (520, 5440), (544, 5200), (640, 4420), (650, 4352), (680, 4160), (800, 3536), (832, 3400), (850, 3328), (884, 3200), (1040, 2720), (1088, 2600), (1105, 2560), (1280, 2210), (1300, 2176), (1360, 2080), (1600, 1768), (1664, 1700)]