25541120

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{907}}^1$

素因数の和:941

約数の個数: 80

約数和(自身を含む): 66879648

約数和(自身を除く): 41338528

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 907, 1280, 1408, 1760, 1814, 2560, 2816, 3520, 3628, 4535, 5632, 7040, 7256, 9070, 9977, 14080, 14512, 18140, 19954, 28160, 29024, 36280, 39908, 49885, 58048, 72560, 79816, 99770, 116096, 145120, 159632, 199540, 232192, 290240, 319264, 399080, 464384, 580480, 638528, 798160, 1160960, 1277056, 1596320, 2321920, 2554112, 3192640, 5108224, 6385280, 12770560, 25541120]

約数ペア:

[(1, 25541120), (2, 12770560), (4, 6385280), (5, 5108224), (8, 3192640), (10, 2554112), (11, 2321920), (16, 1596320), (20, 1277056), (22, 1160960), (32, 798160), (40, 638528), (44, 580480), (55, 464384), (64, 399080), (80, 319264), (88, 290240), (110, 232192), (128, 199540), (160, 159632), (176, 145120), (220, 116096), (256, 99770), (320, 79816), (352, 72560), (440, 58048), (512, 49885), (640, 39908), (704, 36280), (880, 29024), (907, 28160), (1280, 19954), (1408, 18140), (1760, 14512), (1814, 14080), (2560, 9977), (2816, 9070), (3520, 7256), (3628, 7040), (4535, 5632)]