66776560

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{269}}^1$

素因数の和:418

約数の個数: 80

約数和(自身を含む): 162712800

約数和(自身を除く): 95936240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 107, 116, 145, 214, 232, 269, 290, 428, 464, 535, 538, 580, 856, 1070, 1076, 1160, 1345, 1712, 2140, 2152, 2320, 2690, 3103, 4280, 4304, 5380, 6206, 7801, 8560, 10760, 12412, 15515, 15602, 21520, 24824, 28783, 31030, 31204, 39005, 49648, 57566, 62060, 62408, 78010, 115132, 124120, 124816, 143915, 156020, 230264, 248240, 287830, 312040, 460528, 575660, 624080, 834707, 1151320, 1669414, 2302640, 3338828, 4173535, 6677656, 8347070, 13355312, 16694140, 33388280, 66776560]

約数ペア:

[(1, 66776560), (2, 33388280), (4, 16694140), (5, 13355312), (8, 8347070), (10, 6677656), (16, 4173535), (20, 3338828), (29, 2302640), (40, 1669414), (58, 1151320), (80, 834707), (107, 624080), (116, 575660), (145, 460528), (214, 312040), (232, 287830), (269, 248240), (290, 230264), (428, 156020), (464, 143915), (535, 124816), (538, 124120), (580, 115132), (856, 78010), (1070, 62408), (1076, 62060), (1160, 57566), (1345, 49648), (1712, 39005), (2140, 31204), (2152, 31030), (2320, 28783), (2690, 24824), (3103, 21520), (4280, 15602), (4304, 15515), (5380, 12412), (6206, 10760), (7801, 8560)]