77478808

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 168480000

約数和(自身を除く): 91001192

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 149, 152, 209, 298, 311, 418, 596, 622, 836, 1192, 1244, 1639, 1672, 2488, 2831, 3278, 3421, 5662, 5909, 6556, 6842, 11324, 11818, 13112, 13684, 22648, 23636, 27368, 31141, 46339, 47272, 62282, 64999, 92678, 124564, 129998, 185356, 249128, 259996, 370712, 509729, 519992, 880441, 1019458, 1760882, 2038916, 3521764, 4077832, 7043528, 9684851, 19369702, 38739404, 77478808]

約数ペア:

[(1, 77478808), (2, 38739404), (4, 19369702), (8, 9684851), (11, 7043528), (19, 4077832), (22, 3521764), (38, 2038916), (44, 1760882), (76, 1019458), (88, 880441), (149, 519992), (152, 509729), (209, 370712), (298, 259996), (311, 249128), (418, 185356), (596, 129998), (622, 124564), (836, 92678), (1192, 64999), (1244, 62282), (1639, 47272), (1672, 46339), (2488, 31141), (2831, 27368), (3278, 23636), (3421, 22648), (5662, 13684), (5909, 13112), (6556, 11818), (6842, 11324)]