77821645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{503}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 106686720

約数和(自身を除く): 28865075

約数列:

[1, 5, 11, 29, 55, 97, 145, 319, 485, 503, 1067, 1595, 2515, 2813, 5335, 5533, 14065, 14587, 27665, 30943, 48791, 72935, 154715, 160457, 243955, 536701, 802285, 1414939, 2683505, 7074695, 15564329, 77821645]

約数ペア:

[(1, 77821645), (5, 15564329), (11, 7074695), (29, 2683505), (55, 1414939), (97, 802285), (145, 536701), (319, 243955), (485, 160457), (503, 154715), (1067, 72935), (1595, 48791), (2515, 30943), (2813, 27665), (5335, 14587), (5533, 14065)]