82378780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 199729152

約数和(自身を除く): 117350372

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 47, 55, 62, 94, 110, 124, 155, 188, 220, 235, 257, 310, 341, 470, 514, 517, 620, 682, 940, 1028, 1034, 1285, 1364, 1457, 1705, 2068, 2570, 2585, 2827, 2914, 3410, 5140, 5170, 5654, 5828, 6820, 7285, 7967, 10340, 11308, 12079, 14135, 14570, 15934, 16027, 24158, 28270, 29140, 31868, 32054, 39835, 48316, 56540, 60395, 64108, 79670, 80135, 87637, 120790, 132869, 159340, 160270, 175274, 241580, 265738, 320540, 350548, 374449, 438185, 531476, 664345, 748898, 876370, 1328690, 1497796, 1752740, 1872245, 2657380, 3744490, 4118939, 7488980, 8237878, 16475756, 20594695, 41189390, 82378780]

約数ペア:

[(1, 82378780), (2, 41189390), (4, 20594695), (5, 16475756), (10, 8237878), (11, 7488980), (20, 4118939), (22, 3744490), (31, 2657380), (44, 1872245), (47, 1752740), (55, 1497796), (62, 1328690), (94, 876370), (110, 748898), (124, 664345), (155, 531476), (188, 438185), (220, 374449), (235, 350548), (257, 320540), (310, 265738), (341, 241580), (470, 175274), (514, 160270), (517, 159340), (620, 132869), (682, 120790), (940, 87637), (1028, 80135), (1034, 79670), (1285, 64108), (1364, 60395), (1457, 56540), (1705, 48316), (2068, 39835), (2570, 32054), (2585, 31868), (2827, 29140), (2914, 28270), (3410, 24158), (5140, 16027), (5170, 15934), (5654, 14570), (5828, 14135), (6820, 12079), (7285, 11308), (7967, 10340)]