71317360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:386

約数の個数: 80

約数和(自身を含む): 173203200

約数和(自身を除く): 101885840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 149, 155, 193, 248, 298, 310, 386, 496, 596, 620, 745, 772, 965, 1192, 1240, 1490, 1544, 1930, 2384, 2480, 2980, 3088, 3860, 4619, 5960, 5983, 7720, 9238, 11920, 11966, 15440, 18476, 23095, 23932, 28757, 29915, 36952, 46190, 47864, 57514, 59830, 73904, 92380, 95728, 115028, 119660, 143785, 184760, 230056, 239320, 287570, 369520, 460112, 478640, 575140, 891467, 1150280, 1782934, 2300560, 3565868, 4457335, 7131736, 8914670, 14263472, 17829340, 35658680, 71317360]

約数ペア:

[(1, 71317360), (2, 35658680), (4, 17829340), (5, 14263472), (8, 8914670), (10, 7131736), (16, 4457335), (20, 3565868), (31, 2300560), (40, 1782934), (62, 1150280), (80, 891467), (124, 575140), (149, 478640), (155, 460112), (193, 369520), (248, 287570), (298, 239320), (310, 230056), (386, 184760), (496, 143785), (596, 119660), (620, 115028), (745, 95728), (772, 92380), (965, 73904), (1192, 59830), (1240, 57514), (1490, 47864), (1544, 46190), (1930, 36952), (2384, 29915), (2480, 28757), (2980, 23932), (3088, 23095), (3860, 18476), (4619, 15440), (5960, 11966), (5983, 11920), (7720, 9238)]