80974960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1$

素因数の和:239

約数の個数: 160

約数和(自身を含む): 224985600

約数和(自身を除く): 144010640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 29, 38, 40, 44, 55, 58, 76, 80, 88, 95, 110, 116, 145, 152, 167, 176, 190, 209, 220, 232, 290, 304, 319, 334, 380, 418, 440, 464, 551, 580, 638, 668, 760, 835, 836, 880, 1045, 1102, 1160, 1276, 1336, 1520, 1595, 1670, 1672, 1837, 2090, 2204, 2320, 2552, 2672, 2755, 3173, 3190, 3340, 3344, 3674, 4180, 4408, 4843, 5104, 5510, 6061, 6346, 6380, 6680, 7348, 8360, 8816, 9185, 9686, 11020, 12122, 12692, 12760, 13360, 14696, 15865, 16720, 18370, 19372, 22040, 24215, 24244, 25384, 25520, 29392, 30305, 31730, 34903, 36740, 38744, 44080, 48430, 48488, 50768, 53273, 60610, 63460, 69806, 73480, 77488, 92017, 96860, 96976, 106546, 121220, 126920, 139612, 146960, 174515, 184034, 193720, 213092, 242440, 253840, 266365, 279224, 349030, 368068, 387440, 426184, 460085, 484880, 532730, 558448, 698060, 736136, 852368, 920170, 1012187, 1065460, 1396120, 1472272, 1840340, 2024374, 2130920, 2792240, 3680680, 4048748, 4261840, 5060935, 7361360, 8097496, 10121870, 16194992, 20243740, 40487480, 80974960]

約数ペア:

[(1, 80974960), (2, 40487480), (4, 20243740), (5, 16194992), (8, 10121870), (10, 8097496), (11, 7361360), (16, 5060935), (19, 4261840), (20, 4048748), (22, 3680680), (29, 2792240), (38, 2130920), (40, 2024374), (44, 1840340), (55, 1472272), (58, 1396120), (76, 1065460), (80, 1012187), (88, 920170), (95, 852368), (110, 736136), (116, 698060), (145, 558448), (152, 532730), (167, 484880), (176, 460085), (190, 426184), (209, 387440), (220, 368068), (232, 349030), (290, 279224), (304, 266365), (319, 253840), (334, 242440), (380, 213092), (418, 193720), (440, 184034), (464, 174515), (551, 146960), (580, 139612), (638, 126920), (668, 121220), (760, 106546), (835, 96976), (836, 96860), (880, 92017), (1045, 77488), (1102, 73480), (1160, 69806), (1276, 63460), (1336, 60610), (1520, 53273), (1595, 50768), (1670, 48488), (1672, 48430), (1837, 44080), (2090, 38744), (2204, 36740), (2320, 34903), (2552, 31730), (2672, 30305), (2755, 29392), (3173, 25520), (3190, 25384), (3340, 24244), (3344, 24215), (3674, 22040), (4180, 19372), (4408, 18370), (4843, 16720), (5104, 15865), (5510, 14696), (6061, 13360), (6346, 12760), (6380, 12692), (6680, 12122), (7348, 11020), (8360, 9686), (8816, 9185)]