129668864

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{829}}^1$

素因数の和:905

約数の個数: 72

約数和(自身を含む): 285015360

約数和(自身を除く): 155346496

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 128, 188, 208, 256, 376, 416, 611, 752, 829, 832, 1222, 1504, 1658, 1664, 2444, 3008, 3316, 3328, 4888, 6016, 6632, 9776, 10777, 12032, 13264, 19552, 21554, 26528, 38963, 39104, 43108, 53056, 77926, 78208, 86216, 106112, 155852, 156416, 172432, 212224, 311704, 344864, 506519, 623408, 689728, 1013038, 1246816, 1379456, 2026076, 2493632, 2758912, 4052152, 4987264, 8104304, 9974528, 16208608, 32417216, 64834432, 129668864]

約数ペア:

[(1, 129668864), (2, 64834432), (4, 32417216), (8, 16208608), (13, 9974528), (16, 8104304), (26, 4987264), (32, 4052152), (47, 2758912), (52, 2493632), (64, 2026076), (94, 1379456), (104, 1246816), (128, 1013038), (188, 689728), (208, 623408), (256, 506519), (376, 344864), (416, 311704), (611, 212224), (752, 172432), (829, 156416), (832, 155852), (1222, 106112), (1504, 86216), (1658, 78208), (1664, 77926), (2444, 53056), (3008, 43108), (3316, 39104), (3328, 38963), (4888, 26528), (6016, 21554), (6632, 19552), (9776, 13264), (10777, 12032)]