80611160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:337

約数の個数: 128

約数和(自身を含む): 220631040

約数和(自身を除く): 140019880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 37, 40, 56, 62, 70, 74, 124, 140, 148, 155, 185, 217, 248, 251, 259, 280, 296, 310, 370, 434, 502, 518, 620, 740, 868, 1004, 1036, 1085, 1147, 1240, 1255, 1295, 1480, 1736, 1757, 2008, 2072, 2170, 2294, 2510, 2590, 3514, 4340, 4588, 5020, 5180, 5735, 7028, 7781, 8029, 8680, 8785, 9176, 9287, 10040, 10360, 11470, 14056, 15562, 16058, 17570, 18574, 22940, 31124, 32116, 35140, 37148, 38905, 40145, 45880, 46435, 54467, 62248, 64232, 65009, 70280, 74296, 77810, 80290, 92870, 108934, 130018, 155620, 160580, 185740, 217868, 260036, 272335, 287897, 311240, 321160, 325045, 371480, 435736, 520072, 544670, 575794, 650090, 1089340, 1151588, 1300180, 1439485, 2015279, 2178680, 2303176, 2600360, 2878970, 4030558, 5757940, 8061116, 10076395, 11515880, 16122232, 20152790, 40305580, 80611160]

約数ペア:

[(1, 80611160), (2, 40305580), (4, 20152790), (5, 16122232), (7, 11515880), (8, 10076395), (10, 8061116), (14, 5757940), (20, 4030558), (28, 2878970), (31, 2600360), (35, 2303176), (37, 2178680), (40, 2015279), (56, 1439485), (62, 1300180), (70, 1151588), (74, 1089340), (124, 650090), (140, 575794), (148, 544670), (155, 520072), (185, 435736), (217, 371480), (248, 325045), (251, 321160), (259, 311240), (280, 287897), (296, 272335), (310, 260036), (370, 217868), (434, 185740), (502, 160580), (518, 155620), (620, 130018), (740, 108934), (868, 92870), (1004, 80290), (1036, 77810), (1085, 74296), (1147, 70280), (1240, 65009), (1255, 64232), (1295, 62248), (1480, 54467), (1736, 46435), (1757, 45880), (2008, 40145), (2072, 38905), (2170, 37148), (2294, 35140), (2510, 32116), (2590, 31124), (3514, 22940), (4340, 18574), (4588, 17570), (5020, 16058), (5180, 15562), (5735, 14056), (7028, 11470), (7781, 10360), (8029, 10040), (8680, 9287), (8785, 9176)]