8921600

素因数分解:

$2^9\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:86

約数の個数: 120

約数和(自身を含む): 23975028

約数和(自身を除く): 15053428

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 41, 50, 64, 68, 80, 82, 85, 100, 128, 136, 160, 164, 170, 200, 205, 256, 272, 320, 328, 340, 400, 410, 425, 512, 544, 640, 656, 680, 697, 800, 820, 850, 1025, 1088, 1280, 1312, 1360, 1394, 1600, 1640, 1700, 2050, 2176, 2560, 2624, 2720, 2788, 3200, 3280, 3400, 3485, 4100, 4352, 5248, 5440, 5576, 6400, 6560, 6800, 6970, 8200, 8704, 10496, 10880, 11152, 12800, 13120, 13600, 13940, 16400, 17425, 20992, 21760, 22304, 26240, 27200, 27880, 32800, 34850, 43520, 44608, 52480, 54400, 55760, 65600, 69700, 89216, 104960, 108800, 111520, 131200, 139400, 178432, 217600, 223040, 262400, 278800, 356864, 446080, 524800, 557600, 892160, 1115200, 1784320, 2230400, 4460800, 8921600]

約数ペア:

[(1, 8921600), (2, 4460800), (4, 2230400), (5, 1784320), (8, 1115200), (10, 892160), (16, 557600), (17, 524800), (20, 446080), (25, 356864), (32, 278800), (34, 262400), (40, 223040), (41, 217600), (50, 178432), (64, 139400), (68, 131200), (80, 111520), (82, 108800), (85, 104960), (100, 89216), (128, 69700), (136, 65600), (160, 55760), (164, 54400), (170, 52480), (200, 44608), (205, 43520), (256, 34850), (272, 32800), (320, 27880), (328, 27200), (340, 26240), (400, 22304), (410, 21760), (425, 20992), (512, 17425), (544, 16400), (640, 13940), (656, 13600), (680, 13120), (697, 12800), (800, 11152), (820, 10880), (850, 10496), (1025, 8704), (1088, 8200), (1280, 6970), (1312, 6800), (1360, 6560), (1394, 6400), (1600, 5576), (1640, 5440), (1700, 5248), (2050, 4352), (2176, 4100), (2560, 3485), (2624, 3400), (2720, 3280), (2788, 3200)]