78429156

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 204680448

約数和(自身を除く): 126251292

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 73, 78, 97, 142, 146, 156, 194, 213, 219, 284, 291, 292, 388, 426, 438, 582, 852, 876, 923, 949, 1164, 1261, 1846, 1898, 2522, 2769, 2847, 3692, 3783, 3796, 5044, 5183, 5538, 5694, 6887, 7081, 7566, 10366, 11076, 11388, 13774, 14162, 15132, 15549, 20661, 20732, 21243, 27548, 28324, 31098, 41322, 42486, 62196, 67379, 82644, 84972, 89531, 92053, 134758, 179062, 184106, 202137, 268593, 269516, 276159, 358124, 368212, 404274, 502751, 537186, 552318, 808548, 1005502, 1074372, 1104636, 1508253, 2011004, 3016506, 6033012, 6535763, 13071526, 19607289, 26143052, 39214578, 78429156]

約数ペア:

[(1, 78429156), (2, 39214578), (3, 26143052), (4, 19607289), (6, 13071526), (12, 6535763), (13, 6033012), (26, 3016506), (39, 2011004), (52, 1508253), (71, 1104636), (73, 1074372), (78, 1005502), (97, 808548), (142, 552318), (146, 537186), (156, 502751), (194, 404274), (213, 368212), (219, 358124), (284, 276159), (291, 269516), (292, 268593), (388, 202137), (426, 184106), (438, 179062), (582, 134758), (852, 92053), (876, 89531), (923, 84972), (949, 82644), (1164, 67379), (1261, 62196), (1846, 42486), (1898, 41322), (2522, 31098), (2769, 28324), (2847, 27548), (3692, 21243), (3783, 20732), (3796, 20661), (5044, 15549), (5183, 15132), (5538, 14162), (5694, 13774), (6887, 11388), (7081, 11076), (7566, 10366)]