78304928

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9907}}^1$

素因数の和:9949

約数の個数: 48

約数和(自身を含む): 174777120

約数和(自身を除く): 96472192

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 7904, 9907, 19814, 39628, 79256, 128791, 158512, 188233, 257582, 317024, 376466, 515164, 752932, 1030328, 1505864, 2060656, 2447029, 3011728, 4121312, 4894058, 6023456, 9788116, 19576232, 39152464, 78304928]

約数ペア:

[(1, 78304928), (2, 39152464), (4, 19576232), (8, 9788116), (13, 6023456), (16, 4894058), (19, 4121312), (26, 3011728), (32, 2447029), (38, 2060656), (52, 1505864), (76, 1030328), (104, 752932), (152, 515164), (208, 376466), (247, 317024), (304, 257582), (416, 188233), (494, 158512), (608, 128791), (988, 79256), (1976, 39628), (3952, 19814), (7904, 9907)]