81275008

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1453}}^1$

素因数の和:1509

約数の個数: 64

約数和(自身を含む): 177969600

約数和(自身を除く): 96694592

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 128, 152, 184, 304, 368, 437, 608, 736, 874, 1216, 1453, 1472, 1748, 2432, 2906, 2944, 3496, 5812, 6992, 11624, 13984, 23248, 27607, 27968, 33419, 46496, 55214, 55936, 66838, 92992, 110428, 133676, 185984, 220856, 267352, 441712, 534704, 634961, 883424, 1069408, 1269922, 1766848, 2138816, 2539844, 3533696, 4277632, 5079688, 10159376, 20318752, 40637504, 81275008]

約数ペア:

[(1, 81275008), (2, 40637504), (4, 20318752), (8, 10159376), (16, 5079688), (19, 4277632), (23, 3533696), (32, 2539844), (38, 2138816), (46, 1766848), (64, 1269922), (76, 1069408), (92, 883424), (128, 634961), (152, 534704), (184, 441712), (304, 267352), (368, 220856), (437, 185984), (608, 133676), (736, 110428), (874, 92992), (1216, 66838), (1453, 55936), (1472, 55214), (1748, 46496), (2432, 33419), (2906, 27968), (2944, 27607), (3496, 23248), (5812, 13984), (6992, 11624)]