77767600

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:227

約数の個数: 120

約数和(自身を含む): 199272960

約数和(自身を除く): 121505360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 79, 80, 92, 100, 107, 115, 158, 184, 200, 214, 230, 316, 368, 395, 400, 428, 460, 535, 575, 632, 790, 856, 920, 1070, 1150, 1264, 1580, 1712, 1817, 1840, 1975, 2140, 2300, 2461, 2675, 3160, 3634, 3950, 4280, 4600, 4922, 5350, 6320, 7268, 7900, 8453, 8560, 9085, 9200, 9844, 10700, 12305, 14536, 15800, 16906, 18170, 19688, 21400, 24610, 29072, 31600, 33812, 36340, 39376, 42265, 42800, 45425, 49220, 61525, 67624, 72680, 84530, 90850, 98440, 123050, 135248, 145360, 169060, 181700, 194419, 196880, 211325, 246100, 338120, 363400, 388838, 422650, 492200, 676240, 726800, 777676, 845300, 972095, 984400, 1555352, 1690600, 1944190, 3110704, 3381200, 3888380, 4860475, 7776760, 9720950, 15553520, 19441900, 38883800, 77767600]

約数ペア:

[(1, 77767600), (2, 38883800), (4, 19441900), (5, 15553520), (8, 9720950), (10, 7776760), (16, 4860475), (20, 3888380), (23, 3381200), (25, 3110704), (40, 1944190), (46, 1690600), (50, 1555352), (79, 984400), (80, 972095), (92, 845300), (100, 777676), (107, 726800), (115, 676240), (158, 492200), (184, 422650), (200, 388838), (214, 363400), (230, 338120), (316, 246100), (368, 211325), (395, 196880), (400, 194419), (428, 181700), (460, 169060), (535, 145360), (575, 135248), (632, 123050), (790, 98440), (856, 90850), (920, 84530), (1070, 72680), (1150, 67624), (1264, 61525), (1580, 49220), (1712, 45425), (1817, 42800), (1840, 42265), (1975, 39376), (2140, 36340), (2300, 33812), (2461, 31600), (2675, 29072), (3160, 24610), (3634, 21400), (3950, 19688), (4280, 18170), (4600, 16906), (4922, 15800), (5350, 14536), (6320, 12305), (7268, 10700), (7900, 9844), (8453, 9200), (8560, 9085)]