91959880

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 211785840

約数和(自身を除く): 119825960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 137, 173, 194, 274, 346, 388, 485, 548, 685, 692, 776, 865, 970, 1096, 1370, 1384, 1730, 1940, 2740, 3460, 3880, 5480, 6920, 13289, 16781, 23701, 26578, 33562, 47402, 53156, 66445, 67124, 83905, 94804, 106312, 118505, 132890, 134248, 167810, 189608, 237010, 265780, 335620, 474020, 531560, 671240, 948040, 2298997, 4597994, 9195988, 11494985, 18391976, 22989970, 45979940, 91959880]

約数ペア:

[(1, 91959880), (2, 45979940), (4, 22989970), (5, 18391976), (8, 11494985), (10, 9195988), (20, 4597994), (40, 2298997), (97, 948040), (137, 671240), (173, 531560), (194, 474020), (274, 335620), (346, 265780), (388, 237010), (485, 189608), (548, 167810), (685, 134248), (692, 132890), (776, 118505), (865, 106312), (970, 94804), (1096, 83905), (1370, 67124), (1384, 66445), (1730, 53156), (1940, 47402), (2740, 33562), (3460, 26578), (3880, 23701), (5480, 16781), (6920, 13289)]