28549120

素因数分解:

$2^{13}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1$

素因数の和:89

約数の個数: 112

約数和(自身を含む): 74313288

約数和(自身を除く): 45764168

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 64, 68, 80, 82, 85, 128, 136, 160, 164, 170, 205, 256, 272, 320, 328, 340, 410, 512, 544, 640, 656, 680, 697, 820, 1024, 1088, 1280, 1312, 1360, 1394, 1640, 2048, 2176, 2560, 2624, 2720, 2788, 3280, 3485, 4096, 4352, 5120, 5248, 5440, 5576, 6560, 6970, 8192, 8704, 10240, 10496, 10880, 11152, 13120, 13940, 17408, 20480, 20992, 21760, 22304, 26240, 27880, 34816, 40960, 41984, 43520, 44608, 52480, 55760, 69632, 83968, 87040, 89216, 104960, 111520, 139264, 167936, 174080, 178432, 209920, 223040, 335872, 348160, 356864, 419840, 446080, 696320, 713728, 839680, 892160, 1427456, 1679360, 1784320, 2854912, 3568640, 5709824, 7137280, 14274560, 28549120]

約数ペア:

[(1, 28549120), (2, 14274560), (4, 7137280), (5, 5709824), (8, 3568640), (10, 2854912), (16, 1784320), (17, 1679360), (20, 1427456), (32, 892160), (34, 839680), (40, 713728), (41, 696320), (64, 446080), (68, 419840), (80, 356864), (82, 348160), (85, 335872), (128, 223040), (136, 209920), (160, 178432), (164, 174080), (170, 167936), (205, 139264), (256, 111520), (272, 104960), (320, 89216), (328, 87040), (340, 83968), (410, 69632), (512, 55760), (544, 52480), (640, 44608), (656, 43520), (680, 41984), (697, 40960), (820, 34816), (1024, 27880), (1088, 26240), (1280, 22304), (1312, 21760), (1360, 20992), (1394, 20480), (1640, 17408), (2048, 13940), (2176, 13120), (2560, 11152), (2624, 10880), (2720, 10496), (2788, 10240), (3280, 8704), (3485, 8192), (4096, 6970), (4352, 6560), (5120, 5576), (5248, 5440)]