73996988

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 152736192

約数和(自身を除く): 78739204

約数列:

[1, 2, 4, 13, 17, 26, 34, 47, 52, 68, 94, 137, 169, 188, 221, 274, 338, 442, 548, 611, 676, 799, 884, 1222, 1598, 1781, 2329, 2444, 2873, 3196, 3562, 4658, 5746, 6439, 7124, 7943, 9316, 10387, 11492, 12878, 15886, 20774, 23153, 25756, 30277, 31772, 41548, 46306, 60554, 83707, 92612, 109463, 121108, 135031, 167414, 218926, 270062, 334828, 393601, 437852, 540124, 787202, 1088191, 1423019, 1574404, 2176382, 2846038, 4352764, 5692076, 18499247, 36998494, 73996988]

約数ペア:

[(1, 73996988), (2, 36998494), (4, 18499247), (13, 5692076), (17, 4352764), (26, 2846038), (34, 2176382), (47, 1574404), (52, 1423019), (68, 1088191), (94, 787202), (137, 540124), (169, 437852), (188, 393601), (221, 334828), (274, 270062), (338, 218926), (442, 167414), (548, 135031), (611, 121108), (676, 109463), (799, 92612), (884, 83707), (1222, 60554), (1598, 46306), (1781, 41548), (2329, 31772), (2444, 30277), (2873, 25756), (3196, 23153), (3562, 20774), (4658, 15886), (5746, 12878), (6439, 11492), (7124, 10387), (7943, 9316)]