79940800

素因数分解:

$2^6\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2939}}^1$

素因数の和:2978

約数の個数: 84

約数和(自身を含む): 208346040

約数和(自身を除く): 128405240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 136, 160, 170, 200, 272, 320, 340, 400, 425, 544, 680, 800, 850, 1088, 1360, 1600, 1700, 2720, 2939, 3400, 5440, 5878, 6800, 11756, 13600, 14695, 23512, 27200, 29390, 47024, 49963, 58780, 73475, 94048, 99926, 117560, 146950, 188096, 199852, 235120, 249815, 293900, 399704, 470240, 499630, 587800, 799408, 940480, 999260, 1175600, 1249075, 1598816, 1998520, 2351200, 2498150, 3197632, 3997040, 4702400, 4996300, 7994080, 9992600, 15988160, 19985200, 39970400, 79940800]

約数ペア:

[(1, 79940800), (2, 39970400), (4, 19985200), (5, 15988160), (8, 9992600), (10, 7994080), (16, 4996300), (17, 4702400), (20, 3997040), (25, 3197632), (32, 2498150), (34, 2351200), (40, 1998520), (50, 1598816), (64, 1249075), (68, 1175600), (80, 999260), (85, 940480), (100, 799408), (136, 587800), (160, 499630), (170, 470240), (200, 399704), (272, 293900), (320, 249815), (340, 235120), (400, 199852), (425, 188096), (544, 146950), (680, 117560), (800, 99926), (850, 94048), (1088, 73475), (1360, 58780), (1600, 49963), (1700, 47024), (2720, 29390), (2939, 27200), (3400, 23512), (5440, 14695), (5878, 13600), (6800, 11756)]