77886472

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 156019500

約数和(自身を除く): 78133028

約数列:

[1, 2, 4, 8, 19, 38, 76, 149, 152, 181, 298, 361, 362, 596, 722, 724, 1192, 1444, 1448, 2831, 2888, 3439, 5662, 6878, 11324, 13756, 22648, 26969, 27512, 53789, 53938, 65341, 107578, 107876, 130682, 215156, 215752, 261364, 430312, 512411, 522728, 1024822, 2049644, 4099288, 9735809, 19471618, 38943236, 77886472]

約数ペア:

[(1, 77886472), (2, 38943236), (4, 19471618), (8, 9735809), (19, 4099288), (38, 2049644), (76, 1024822), (149, 522728), (152, 512411), (181, 430312), (298, 261364), (361, 215752), (362, 215156), (596, 130682), (722, 107876), (724, 107578), (1192, 65341), (1444, 53938), (1448, 53789), (2831, 27512), (2888, 26969), (3439, 22648), (5662, 13756), (6878, 11324)]