128514685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 185794560

約数和(自身を除く): 57279875

約数列:

[1, 5, 13, 23, 31, 47, 59, 65, 115, 155, 235, 295, 299, 403, 611, 713, 767, 1081, 1357, 1457, 1495, 1829, 2015, 2773, 3055, 3565, 3835, 5405, 6785, 7285, 9145, 9269, 13865, 14053, 17641, 18941, 23777, 33511, 36049, 42067, 46345, 63779, 70265, 85963, 88205, 94705, 118885, 167555, 180245, 210335, 318895, 429815, 435643, 546871, 829127, 1117519, 1977149, 2178215, 2734355, 4145635, 5587595, 9885745, 25702937, 128514685]

約数ペア:

[(1, 128514685), (5, 25702937), (13, 9885745), (23, 5587595), (31, 4145635), (47, 2734355), (59, 2178215), (65, 1977149), (115, 1117519), (155, 829127), (235, 546871), (295, 435643), (299, 429815), (403, 318895), (611, 210335), (713, 180245), (767, 167555), (1081, 118885), (1357, 94705), (1457, 88205), (1495, 85963), (1829, 70265), (2015, 63779), (2773, 46345), (3055, 42067), (3565, 36049), (3835, 33511), (5405, 23777), (6785, 18941), (7285, 17641), (9145, 14053), (9269, 13865)]