78681988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 185794560

約数和(自身を除く): 107112572

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 29, 44, 46, 58, 77, 92, 116, 154, 161, 203, 253, 308, 319, 322, 383, 406, 506, 638, 644, 667, 766, 812, 1012, 1276, 1334, 1532, 1771, 2233, 2668, 2681, 3542, 4213, 4466, 4669, 5362, 7084, 7337, 8426, 8809, 8932, 9338, 10724, 11107, 14674, 16852, 17618, 18676, 22214, 29348, 29491, 35236, 44428, 51359, 58982, 61663, 77749, 96899, 102718, 117964, 122177, 123326, 155498, 193798, 205436, 244354, 246652, 255461, 310996, 387596, 488708, 510922, 678293, 855239, 1021844, 1356586, 1710478, 1788227, 2713172, 2810071, 3420956, 3576454, 5620142, 7152908, 11240284, 19670497, 39340994, 78681988]

約数ペア:

[(1, 78681988), (2, 39340994), (4, 19670497), (7, 11240284), (11, 7152908), (14, 5620142), (22, 3576454), (23, 3420956), (28, 2810071), (29, 2713172), (44, 1788227), (46, 1710478), (58, 1356586), (77, 1021844), (92, 855239), (116, 678293), (154, 510922), (161, 488708), (203, 387596), (253, 310996), (308, 255461), (319, 246652), (322, 244354), (383, 205436), (406, 193798), (506, 155498), (638, 123326), (644, 122177), (667, 117964), (766, 102718), (812, 96899), (1012, 77749), (1276, 61663), (1334, 58982), (1532, 51359), (1771, 44428), (2233, 35236), (2668, 29491), (2681, 29348), (3542, 22214), (4213, 18676), (4466, 17618), (4669, 16852), (5362, 14674), (7084, 11107), (7337, 10724), (8426, 9338), (8809, 8932)]