65640905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 89303040

約数和(自身を除く): 23662135

約数列:

[1, 5, 11, 47, 55, 67, 235, 335, 379, 517, 737, 1895, 2585, 3149, 3685, 4169, 15745, 17813, 20845, 25393, 34639, 89065, 126965, 173195, 195943, 279323, 979715, 1193471, 1396615, 5967355, 13128181, 65640905]

約数ペア:

[(1, 65640905), (5, 13128181), (11, 5967355), (47, 1396615), (55, 1193471), (67, 979715), (235, 279323), (335, 195943), (379, 173195), (517, 126965), (737, 89065), (1895, 34639), (2585, 25393), (3149, 20845), (3685, 17813), (4169, 15745)]