161555632

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:175

約数の個数: 120

約数和(自身を含む): 394022400

約数和(自身を除く): 232466768

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 56, 62, 76, 79, 112, 124, 133, 152, 158, 217, 248, 266, 304, 316, 434, 496, 532, 553, 589, 632, 868, 961, 1064, 1106, 1178, 1264, 1501, 1736, 1922, 2128, 2212, 2356, 2449, 3002, 3472, 3844, 4123, 4424, 4712, 4898, 6004, 6727, 7688, 8246, 8848, 9424, 9796, 10507, 12008, 13454, 15376, 16492, 17143, 18259, 19592, 21014, 24016, 26908, 32984, 34286, 36518, 39184, 42028, 46531, 53816, 65968, 68572, 73036, 75919, 84056, 93062, 107632, 127813, 137144, 146072, 151838, 168112, 186124, 255626, 274288, 292144, 303676, 325717, 372248, 511252, 531433, 607352, 651434, 744496, 1022504, 1062866, 1214704, 1302868, 1442461, 2045008, 2125732, 2605736, 2884922, 4251464, 5211472, 5769844, 8502928, 10097227, 11539688, 20194454, 23079376, 40388908, 80777816, 161555632]

約数ペア:

[(1, 161555632), (2, 80777816), (4, 40388908), (7, 23079376), (8, 20194454), (14, 11539688), (16, 10097227), (19, 8502928), (28, 5769844), (31, 5211472), (38, 4251464), (56, 2884922), (62, 2605736), (76, 2125732), (79, 2045008), (112, 1442461), (124, 1302868), (133, 1214704), (152, 1062866), (158, 1022504), (217, 744496), (248, 651434), (266, 607352), (304, 531433), (316, 511252), (434, 372248), (496, 325717), (532, 303676), (553, 292144), (589, 274288), (632, 255626), (868, 186124), (961, 168112), (1064, 151838), (1106, 146072), (1178, 137144), (1264, 127813), (1501, 107632), (1736, 93062), (1922, 84056), (2128, 75919), (2212, 73036), (2356, 68572), (2449, 65968), (3002, 53816), (3472, 46531), (3844, 42028), (4123, 39184), (4424, 36518), (4712, 34286), (4898, 32984), (6004, 26908), (6727, 24016), (7688, 21014), (8246, 19592), (8848, 18259), (9424, 17143), (9796, 16492), (10507, 15376), (12008, 13454)]