78725920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5407}}^1$

素因数の和:5442

約数の個数: 96

約数和(自身を含む): 228953088

約数和(自身を除く): 150227168

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 5407, 7280, 10814, 14560, 21628, 27035, 37849, 43256, 54070, 70291, 75698, 86512, 108140, 140582, 151396, 173024, 189245, 216280, 281164, 302792, 351455, 378490, 432560, 492037, 562328, 605584, 702910, 756980, 865120, 984074, 1124656, 1211168, 1405820, 1513960, 1968148, 2249312, 2460185, 2811640, 3027920, 3936296, 4920370, 5623280, 6055840, 7872592, 9840740, 11246560, 15745184, 19681480, 39362960, 78725920]

約数ペア:

[(1, 78725920), (2, 39362960), (4, 19681480), (5, 15745184), (7, 11246560), (8, 9840740), (10, 7872592), (13, 6055840), (14, 5623280), (16, 4920370), (20, 3936296), (26, 3027920), (28, 2811640), (32, 2460185), (35, 2249312), (40, 1968148), (52, 1513960), (56, 1405820), (65, 1211168), (70, 1124656), (80, 984074), (91, 865120), (104, 756980), (112, 702910), (130, 605584), (140, 562328), (160, 492037), (182, 432560), (208, 378490), (224, 351455), (260, 302792), (280, 281164), (364, 216280), (416, 189245), (455, 173024), (520, 151396), (560, 140582), (728, 108140), (910, 86512), (1040, 75698), (1120, 70291), (1456, 54070), (1820, 43256), (2080, 37849), (2912, 27035), (3640, 21628), (5407, 14560), (7280, 10814)]