78900640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5419}}^1$

素因数の和:5454

約数の個数: 96

約数和(自身を含む): 229461120

約数和(自身を除く): 150560480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 5419, 7280, 10838, 14560, 21676, 27095, 37933, 43352, 54190, 70447, 75866, 86704, 108380, 140894, 151732, 173408, 189665, 216760, 281788, 303464, 352235, 379330, 433520, 493129, 563576, 606928, 704470, 758660, 867040, 986258, 1127152, 1213856, 1408940, 1517320, 1972516, 2254304, 2465645, 2817880, 3034640, 3945032, 4931290, 5635760, 6069280, 7890064, 9862580, 11271520, 15780128, 19725160, 39450320, 78900640]

約数ペア:

[(1, 78900640), (2, 39450320), (4, 19725160), (5, 15780128), (7, 11271520), (8, 9862580), (10, 7890064), (13, 6069280), (14, 5635760), (16, 4931290), (20, 3945032), (26, 3034640), (28, 2817880), (32, 2465645), (35, 2254304), (40, 1972516), (52, 1517320), (56, 1408940), (65, 1213856), (70, 1127152), (80, 986258), (91, 867040), (104, 758660), (112, 704470), (130, 606928), (140, 563576), (160, 493129), (182, 433520), (208, 379330), (224, 352235), (260, 303464), (280, 281788), (364, 216760), (416, 189665), (455, 173408), (520, 151732), (560, 140894), (728, 108380), (910, 86704), (1040, 75866), (1120, 70447), (1456, 54190), (1820, 43352), (2080, 37933), (2912, 27095), (3640, 21676), (5419, 14560), (7280, 10838)]