91409920

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{5101}}^1$

素因数の和:5131

約数の個数: 80

約数和(自身を含む): 250528608

約数和(自身を除く): 159118688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 5101, 8960, 10202, 17920, 20404, 25505, 35707, 40808, 51010, 71414, 81616, 102020, 142828, 163232, 178535, 204040, 285656, 326464, 357070, 408080, 571312, 652928, 714140, 816160, 1142624, 1305856, 1428280, 1632320, 2285248, 2611712, 2856560, 3264640, 4570496, 5713120, 6529280, 9140992, 11426240, 13058560, 18281984, 22852480, 45704960, 91409920]

約数ペア:

[(1, 91409920), (2, 45704960), (4, 22852480), (5, 18281984), (7, 13058560), (8, 11426240), (10, 9140992), (14, 6529280), (16, 5713120), (20, 4570496), (28, 3264640), (32, 2856560), (35, 2611712), (40, 2285248), (56, 1632320), (64, 1428280), (70, 1305856), (80, 1142624), (112, 816160), (128, 714140), (140, 652928), (160, 571312), (224, 408080), (256, 357070), (280, 326464), (320, 285656), (448, 204040), (512, 178535), (560, 163232), (640, 142828), (896, 102020), (1120, 81616), (1280, 71414), (1792, 51010), (2240, 40808), (2560, 35707), (3584, 25505), (4480, 20404), (5101, 17920), (8960, 10202)]