91719680

素因数分解:

$2^{11}\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1$

素因数の和:106

約数の個数: 144

約数和(自身を含む): 242800740

約数和(自身を除く): 151081060

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 53, 64, 65, 80, 104, 106, 128, 130, 160, 169, 208, 212, 256, 260, 265, 320, 338, 416, 424, 512, 520, 530, 640, 676, 689, 832, 845, 848, 1024, 1040, 1060, 1280, 1352, 1378, 1664, 1690, 1696, 2048, 2080, 2120, 2560, 2704, 2756, 3328, 3380, 3392, 3445, 4160, 4240, 5120, 5408, 5512, 6656, 6760, 6784, 6890, 8320, 8480, 8957, 10240, 10816, 11024, 13312, 13520, 13568, 13780, 16640, 16960, 17914, 21632, 22048, 26624, 27040, 27136, 27560, 33280, 33920, 35828, 43264, 44096, 44785, 54080, 54272, 55120, 66560, 67840, 71656, 86528, 88192, 89570, 108160, 108544, 110240, 133120, 135680, 143312, 173056, 176384, 179140, 216320, 220480, 271360, 286624, 346112, 352768, 358280, 432640, 440960, 542720, 573248, 705536, 716560, 865280, 881920, 1146496, 1411072, 1433120, 1730560, 1763840, 2292992, 2866240, 3527680, 4585984, 5732480, 7055360, 9171968, 11464960, 18343936, 22929920, 45859840, 91719680]

約数ペア:

[(1, 91719680), (2, 45859840), (4, 22929920), (5, 18343936), (8, 11464960), (10, 9171968), (13, 7055360), (16, 5732480), (20, 4585984), (26, 3527680), (32, 2866240), (40, 2292992), (52, 1763840), (53, 1730560), (64, 1433120), (65, 1411072), (80, 1146496), (104, 881920), (106, 865280), (128, 716560), (130, 705536), (160, 573248), (169, 542720), (208, 440960), (212, 432640), (256, 358280), (260, 352768), (265, 346112), (320, 286624), (338, 271360), (416, 220480), (424, 216320), (512, 179140), (520, 176384), (530, 173056), (640, 143312), (676, 135680), (689, 133120), (832, 110240), (845, 108544), (848, 108160), (1024, 89570), (1040, 88192), (1060, 86528), (1280, 71656), (1352, 67840), (1378, 66560), (1664, 55120), (1690, 54272), (1696, 54080), (2048, 44785), (2080, 44096), (2120, 43264), (2560, 35828), (2704, 33920), (2756, 33280), (3328, 27560), (3380, 27136), (3392, 27040), (3445, 26624), (4160, 22048), (4240, 21632), (5120, 17914), (5408, 16960), (5512, 16640), (6656, 13780), (6760, 13568), (6784, 13520), (6890, 13312), (8320, 11024), (8480, 10816), (8957, 10240)]