89993852

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 185939712

約数和(自身を除く): 95945860

約数列:

[1, 2, 4, 13, 17, 26, 34, 41, 52, 68, 82, 164, 169, 191, 221, 338, 382, 442, 533, 676, 697, 764, 884, 1066, 1394, 2132, 2483, 2788, 2873, 3247, 4966, 5746, 6494, 6929, 7831, 9061, 9932, 11492, 12988, 13858, 15662, 18122, 27716, 31324, 32279, 36244, 42211, 64558, 84422, 101803, 117793, 129116, 133127, 168844, 203606, 235586, 266254, 407212, 471172, 532508, 548743, 1097486, 1323439, 1730651, 2194972, 2646878, 3461302, 5293756, 6922604, 22498463, 44996926, 89993852]

約数ペア:

[(1, 89993852), (2, 44996926), (4, 22498463), (13, 6922604), (17, 5293756), (26, 3461302), (34, 2646878), (41, 2194972), (52, 1730651), (68, 1323439), (82, 1097486), (164, 548743), (169, 532508), (191, 471172), (221, 407212), (338, 266254), (382, 235586), (442, 203606), (533, 168844), (676, 133127), (697, 129116), (764, 117793), (884, 101803), (1066, 84422), (1394, 64558), (2132, 42211), (2483, 36244), (2788, 32279), (2873, 31324), (3247, 27716), (4966, 18122), (5746, 15662), (6494, 13858), (6929, 12988), (7831, 11492), (9061, 9932)]