80347675

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 110707200

約数和(自身を除く): 30359525

約数列:

[1, 5, 19, 25, 47, 59, 61, 95, 235, 295, 305, 475, 893, 1121, 1159, 1175, 1475, 1525, 2773, 2867, 3599, 4465, 5605, 5795, 13865, 14335, 17995, 22325, 28025, 28975, 52687, 54473, 68381, 69325, 71675, 89975, 169153, 263435, 272365, 341905, 845765, 1317175, 1361825, 1709525, 3213907, 4228825, 16069535, 80347675]

約数ペア:

[(1, 80347675), (5, 16069535), (19, 4228825), (25, 3213907), (47, 1709525), (59, 1361825), (61, 1317175), (95, 845765), (235, 341905), (295, 272365), (305, 263435), (475, 169153), (893, 89975), (1121, 71675), (1159, 69325), (1175, 68381), (1475, 54473), (1525, 52687), (2773, 28975), (2867, 28025), (3599, 22325), (4465, 17995), (5605, 14335), (5795, 13865)]