74905840

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:514

約数の個数: 80

約数和(自身を含む): 182800800

約数和(自身を除く): 107894960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 83, 116, 145, 166, 232, 290, 332, 389, 415, 464, 580, 664, 778, 830, 1160, 1328, 1556, 1660, 1945, 2320, 2407, 3112, 3320, 3890, 4814, 6224, 6640, 7780, 9628, 11281, 12035, 15560, 19256, 22562, 24070, 31120, 32287, 38512, 45124, 48140, 56405, 64574, 90248, 96280, 112810, 129148, 161435, 180496, 192560, 225620, 258296, 322870, 451240, 516592, 645740, 902480, 936323, 1291480, 1872646, 2582960, 3745292, 4681615, 7490584, 9363230, 14981168, 18726460, 37452920, 74905840]

約数ペア:

[(1, 74905840), (2, 37452920), (4, 18726460), (5, 14981168), (8, 9363230), (10, 7490584), (16, 4681615), (20, 3745292), (29, 2582960), (40, 1872646), (58, 1291480), (80, 936323), (83, 902480), (116, 645740), (145, 516592), (166, 451240), (232, 322870), (290, 258296), (332, 225620), (389, 192560), (415, 180496), (464, 161435), (580, 129148), (664, 112810), (778, 96280), (830, 90248), (1160, 64574), (1328, 56405), (1556, 48140), (1660, 45124), (1945, 38512), (2320, 32287), (2407, 31120), (3112, 24070), (3320, 22562), (3890, 19256), (4814, 15560), (6224, 12035), (6640, 11281), (7780, 9628)]