80222320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{967}}^1$

素因数の和:1058

約数の個数: 80

約数和(自身を含む): 200933568

約数和(自身を除く): 120711248

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 61, 68, 80, 85, 122, 136, 170, 244, 272, 305, 340, 488, 610, 680, 967, 976, 1037, 1220, 1360, 1934, 2074, 2440, 3868, 4148, 4835, 4880, 5185, 7736, 8296, 9670, 10370, 15472, 16439, 16592, 19340, 20740, 32878, 38680, 41480, 58987, 65756, 77360, 82195, 82960, 117974, 131512, 164390, 235948, 263024, 294935, 328780, 471896, 589870, 657560, 943792, 1002779, 1179740, 1315120, 2005558, 2359480, 4011116, 4718960, 5013895, 8022232, 10027790, 16044464, 20055580, 40111160, 80222320]

約数ペア:

[(1, 80222320), (2, 40111160), (4, 20055580), (5, 16044464), (8, 10027790), (10, 8022232), (16, 5013895), (17, 4718960), (20, 4011116), (34, 2359480), (40, 2005558), (61, 1315120), (68, 1179740), (80, 1002779), (85, 943792), (122, 657560), (136, 589870), (170, 471896), (244, 328780), (272, 294935), (305, 263024), (340, 235948), (488, 164390), (610, 131512), (680, 117974), (967, 82960), (976, 82195), (1037, 77360), (1220, 65756), (1360, 58987), (1934, 41480), (2074, 38680), (2440, 32878), (3868, 20740), (4148, 19340), (4835, 16592), (4880, 16439), (5185, 15472), (7736, 10370), (8296, 9670)]