83250020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:322

約数の個数: 144

約数和(自身を含む): 227525760

約数和(自身を除く): 144275740

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 49, 68, 70, 76, 85, 95, 98, 119, 133, 140, 170, 190, 196, 238, 245, 263, 266, 323, 340, 380, 476, 490, 526, 532, 595, 646, 665, 833, 931, 980, 1052, 1190, 1292, 1315, 1330, 1615, 1666, 1841, 1862, 2261, 2380, 2630, 2660, 3230, 3332, 3682, 3724, 4165, 4471, 4522, 4655, 4997, 5260, 6460, 7364, 8330, 8942, 9044, 9205, 9310, 9994, 11305, 12887, 15827, 16660, 17884, 18410, 18620, 19988, 22355, 22610, 24985, 25774, 31297, 31654, 34979, 36820, 44710, 45220, 49970, 51548, 62594, 63308, 64435, 69958, 79135, 84949, 89420, 99940, 125188, 128870, 139916, 156485, 158270, 169898, 174895, 219079, 244853, 257740, 312970, 316540, 339796, 349790, 424745, 438158, 489706, 594643, 625940, 699580, 849490, 876316, 979412, 1095395, 1189286, 1224265, 1698980, 2190790, 2378572, 2448530, 2973215, 4162501, 4381580, 4897060, 5946430, 8325002, 11892860, 16650004, 20812505, 41625010, 83250020]

約数ペア:

[(1, 83250020), (2, 41625010), (4, 20812505), (5, 16650004), (7, 11892860), (10, 8325002), (14, 5946430), (17, 4897060), (19, 4381580), (20, 4162501), (28, 2973215), (34, 2448530), (35, 2378572), (38, 2190790), (49, 1698980), (68, 1224265), (70, 1189286), (76, 1095395), (85, 979412), (95, 876316), (98, 849490), (119, 699580), (133, 625940), (140, 594643), (170, 489706), (190, 438158), (196, 424745), (238, 349790), (245, 339796), (263, 316540), (266, 312970), (323, 257740), (340, 244853), (380, 219079), (476, 174895), (490, 169898), (526, 158270), (532, 156485), (595, 139916), (646, 128870), (665, 125188), (833, 99940), (931, 89420), (980, 84949), (1052, 79135), (1190, 69958), (1292, 64435), (1315, 63308), (1330, 62594), (1615, 51548), (1666, 49970), (1841, 45220), (1862, 44710), (2261, 36820), (2380, 34979), (2630, 31654), (2660, 31297), (3230, 25774), (3332, 24985), (3682, 22610), (3724, 22355), (4165, 19988), (4471, 18620), (4522, 18410), (4655, 17884), (4997, 16660), (5260, 15827), (6460, 12887), (7364, 11305), (8330, 9994), (8942, 9310), (9044, 9205)]