87813160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:191

約数の個数: 128

約数和(自身を含む): 222976800

約数和(自身を除く): 135163640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 61, 68, 73, 85, 116, 122, 136, 145, 146, 170, 232, 244, 290, 292, 305, 340, 365, 488, 493, 580, 584, 610, 680, 730, 986, 1037, 1160, 1220, 1241, 1460, 1769, 1972, 2074, 2117, 2440, 2465, 2482, 2920, 3538, 3944, 4148, 4234, 4453, 4930, 4964, 5185, 6205, 7076, 8296, 8468, 8845, 8906, 9860, 9928, 10370, 10585, 12410, 14152, 16936, 17690, 17812, 19720, 20740, 21170, 22265, 24820, 30073, 35380, 35624, 35989, 41480, 42340, 44530, 49640, 60146, 70760, 71978, 75701, 84680, 89060, 120292, 129137, 143956, 150365, 151402, 178120, 179945, 240584, 258274, 287912, 300730, 302804, 359890, 378505, 516548, 601460, 605608, 645685, 719780, 757010, 1033096, 1202920, 1291370, 1439560, 1514020, 2195329, 2582740, 3028040, 4390658, 5165480, 8781316, 10976645, 17562632, 21953290, 43906580, 87813160]

約数ペア:

[(1, 87813160), (2, 43906580), (4, 21953290), (5, 17562632), (8, 10976645), (10, 8781316), (17, 5165480), (20, 4390658), (29, 3028040), (34, 2582740), (40, 2195329), (58, 1514020), (61, 1439560), (68, 1291370), (73, 1202920), (85, 1033096), (116, 757010), (122, 719780), (136, 645685), (145, 605608), (146, 601460), (170, 516548), (232, 378505), (244, 359890), (290, 302804), (292, 300730), (305, 287912), (340, 258274), (365, 240584), (488, 179945), (493, 178120), (580, 151402), (584, 150365), (610, 143956), (680, 129137), (730, 120292), (986, 89060), (1037, 84680), (1160, 75701), (1220, 71978), (1241, 70760), (1460, 60146), (1769, 49640), (1972, 44530), (2074, 42340), (2117, 41480), (2440, 35989), (2465, 35624), (2482, 35380), (2920, 30073), (3538, 24820), (3944, 22265), (4148, 21170), (4234, 20740), (4453, 19720), (4930, 17812), (4964, 17690), (5185, 16936), (6205, 14152), (7076, 12410), (8296, 10585), (8468, 10370), (8845, 9928), (8906, 9860)]