83200720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{467}}^1$

素因数の和:628

約数の個数: 80

約数和(自身を含む): 206826048

約数和(自身を除く): 123625328

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 131, 136, 170, 262, 272, 340, 467, 524, 655, 680, 934, 1048, 1310, 1360, 1868, 2096, 2227, 2335, 2620, 3736, 4454, 4670, 5240, 7472, 7939, 8908, 9340, 10480, 11135, 15878, 17816, 18680, 22270, 31756, 35632, 37360, 39695, 44540, 61177, 63512, 79390, 89080, 122354, 127024, 158780, 178160, 244708, 305885, 317560, 489416, 611770, 635120, 978832, 1040009, 1223540, 2080018, 2447080, 4160036, 4894160, 5200045, 8320072, 10400090, 16640144, 20800180, 41600360, 83200720]

約数ペア:

[(1, 83200720), (2, 41600360), (4, 20800180), (5, 16640144), (8, 10400090), (10, 8320072), (16, 5200045), (17, 4894160), (20, 4160036), (34, 2447080), (40, 2080018), (68, 1223540), (80, 1040009), (85, 978832), (131, 635120), (136, 611770), (170, 489416), (262, 317560), (272, 305885), (340, 244708), (467, 178160), (524, 158780), (655, 127024), (680, 122354), (934, 89080), (1048, 79390), (1310, 63512), (1360, 61177), (1868, 44540), (2096, 39695), (2227, 37360), (2335, 35632), (2620, 31756), (3736, 22270), (4454, 18680), (4670, 17816), (5240, 15878), (7472, 11135), (7939, 10480), (8908, 9340)]