97949980

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^2\times {\mathrm{1091}}^1$

素因数の和:1234

約数の個数: 36

約数和(自身を含む): 209002248

約数和(自身を除く): 111052268

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1091, 1340, 2182, 4364, 4489, 5455, 8978, 10910, 17956, 21820, 22445, 44890, 73097, 89780, 146194, 292388, 365485, 730970, 1461940, 4897499, 9794998, 19589996, 24487495, 48974990, 97949980]

約数ペア:

[(1, 97949980), (2, 48974990), (4, 24487495), (5, 19589996), (10, 9794998), (20, 4897499), (67, 1461940), (134, 730970), (268, 365485), (335, 292388), (670, 146194), (1091, 89780), (1340, 73097), (2182, 44890), (4364, 22445), (4489, 21820), (5455, 17956), (8978, 10910)]