78487708

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4673}}^1$

素因数の和:4726

約数の個数: 48

約数和(自身を含む): 164898720

約数和(自身を除く): 86411012

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 68, 76, 221, 247, 323, 442, 494, 646, 884, 988, 1292, 4199, 4673, 8398, 9346, 16796, 18692, 60749, 79441, 88787, 121498, 158882, 177574, 242996, 317764, 355148, 1032733, 1154231, 1509379, 2065466, 2308462, 3018758, 4130932, 4616924, 6037516, 19621927, 39243854, 78487708]

約数ペア:

[(1, 78487708), (2, 39243854), (4, 19621927), (13, 6037516), (17, 4616924), (19, 4130932), (26, 3018758), (34, 2308462), (38, 2065466), (52, 1509379), (68, 1154231), (76, 1032733), (221, 355148), (247, 317764), (323, 242996), (442, 177574), (494, 158882), (646, 121498), (884, 88787), (988, 79441), (1292, 60749), (4199, 18692), (4673, 16796), (8398, 9346)]