78012290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 154275840

約数和(自身を除く): 76263550

約数列:

[1, 2, 5, 10, 19, 38, 53, 61, 95, 106, 122, 127, 190, 254, 265, 305, 530, 610, 635, 1007, 1159, 1270, 2014, 2318, 2413, 3233, 4826, 5035, 5795, 6466, 6731, 7747, 10070, 11590, 12065, 13462, 15494, 16165, 24130, 32330, 33655, 38735, 61427, 67310, 77470, 122854, 127889, 147193, 255778, 294386, 307135, 410591, 614270, 639445, 735965, 821182, 1278890, 1471930, 2052955, 4105910, 7801229, 15602458, 39006145, 78012290]

約数ペア:

[(1, 78012290), (2, 39006145), (5, 15602458), (10, 7801229), (19, 4105910), (38, 2052955), (53, 1471930), (61, 1278890), (95, 821182), (106, 735965), (122, 639445), (127, 614270), (190, 410591), (254, 307135), (265, 294386), (305, 255778), (530, 147193), (610, 127889), (635, 122854), (1007, 77470), (1159, 67310), (1270, 61427), (2014, 38735), (2318, 33655), (2413, 32330), (3233, 24130), (4826, 16165), (5035, 15494), (5795, 13462), (6466, 12065), (6731, 11590), (7747, 10070)]