87197916

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 144

約数和(自身を含む): 242672640

約数和(自身を除く): 155474724

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 31, 38, 39, 52, 57, 62, 73, 76, 78, 93, 114, 124, 146, 156, 169, 186, 219, 228, 247, 292, 338, 372, 403, 438, 494, 507, 589, 676, 741, 806, 876, 949, 988, 1014, 1178, 1209, 1387, 1482, 1612, 1767, 1898, 2028, 2263, 2356, 2418, 2774, 2847, 2964, 3211, 3534, 3796, 4161, 4526, 4836, 5239, 5548, 5694, 6422, 6789, 7068, 7657, 8322, 9052, 9633, 10478, 11388, 12337, 12844, 13578, 15314, 15717, 16644, 18031, 19266, 20956, 22971, 24674, 27156, 29419, 30628, 31434, 36062, 37011, 38532, 42997, 45942, 49348, 54093, 58838, 62868, 72124, 74022, 85994, 88257, 91884, 99541, 108186, 117676, 128991, 148044, 171988, 176514, 199082, 216372, 234403, 257982, 298623, 353028, 382447, 398164, 468806, 515964, 558961, 597246, 703209, 764894, 937612, 1117922, 1147341, 1194492, 1406418, 1529788, 1676883, 2235844, 2294682, 2812836, 3353766, 4589364, 6707532, 7266493, 14532986, 21799479, 29065972, 43598958, 87197916]

約数ペア:

[(1, 87197916), (2, 43598958), (3, 29065972), (4, 21799479), (6, 14532986), (12, 7266493), (13, 6707532), (19, 4589364), (26, 3353766), (31, 2812836), (38, 2294682), (39, 2235844), (52, 1676883), (57, 1529788), (62, 1406418), (73, 1194492), (76, 1147341), (78, 1117922), (93, 937612), (114, 764894), (124, 703209), (146, 597246), (156, 558961), (169, 515964), (186, 468806), (219, 398164), (228, 382447), (247, 353028), (292, 298623), (338, 257982), (372, 234403), (403, 216372), (438, 199082), (494, 176514), (507, 171988), (589, 148044), (676, 128991), (741, 117676), (806, 108186), (876, 99541), (949, 91884), (988, 88257), (1014, 85994), (1178, 74022), (1209, 72124), (1387, 62868), (1482, 58838), (1612, 54093), (1767, 49348), (1898, 45942), (2028, 42997), (2263, 38532), (2356, 37011), (2418, 36062), (2774, 31434), (2847, 30628), (2964, 29419), (3211, 27156), (3534, 24674), (3796, 22971), (4161, 20956), (4526, 19266), (4836, 18031), (5239, 16644), (5548, 15717), (5694, 15314), (6422, 13578), (6789, 12844), (7068, 12337), (7657, 11388), (8322, 10478), (9052, 9633)]