61513925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 89488320

約数和(自身を除く): 27974395

約数列:

[1, 5, 11, 19, 25, 55, 61, 95, 193, 209, 275, 305, 475, 671, 965, 1045, 1159, 1525, 2123, 3355, 3667, 4825, 5225, 5795, 10615, 11773, 12749, 16775, 18335, 28975, 40337, 53075, 58865, 63745, 91675, 129503, 201685, 223687, 294325, 318725, 647515, 1008425, 1118435, 2460557, 3237575, 5592175, 12302785, 61513925]

約数ペア:

[(1, 61513925), (5, 12302785), (11, 5592175), (19, 3237575), (25, 2460557), (55, 1118435), (61, 1008425), (95, 647515), (193, 318725), (209, 294325), (275, 223687), (305, 201685), (475, 129503), (671, 91675), (965, 63745), (1045, 58865), (1159, 53075), (1525, 40337), (2123, 28975), (3355, 18335), (3667, 16775), (4825, 12749), (5225, 11773), (5795, 10615)]