72709756

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{397}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 151201792

約数和(自身を除く): 78492036

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 211, 217, 397, 422, 434, 794, 844, 868, 1477, 1588, 2779, 2954, 5558, 5908, 6541, 11116, 12307, 13082, 24614, 26164, 45787, 49228, 83767, 86149, 91574, 167534, 172298, 183148, 335068, 344596, 586369, 1172738, 2345476, 2596777, 5193554, 10387108, 18177439, 36354878, 72709756]

約数ペア:

[(1, 72709756), (2, 36354878), (4, 18177439), (7, 10387108), (14, 5193554), (28, 2596777), (31, 2345476), (62, 1172738), (124, 586369), (211, 344596), (217, 335068), (397, 183148), (422, 172298), (434, 167534), (794, 91574), (844, 86149), (868, 83767), (1477, 49228), (1588, 45787), (2779, 26164), (2954, 24614), (5558, 13082), (5908, 12307), (6541, 11116)]