79478800

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:257

約数の個数: 120

約数和(自身を含む): 204254784

約数和(自身を除く): 124775984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 53, 80, 92, 100, 106, 115, 163, 184, 200, 212, 230, 265, 326, 368, 400, 424, 460, 530, 575, 652, 815, 848, 920, 1060, 1150, 1219, 1304, 1325, 1630, 1840, 2120, 2300, 2438, 2608, 2650, 3260, 3749, 4075, 4240, 4600, 4876, 5300, 6095, 6520, 7498, 8150, 8639, 9200, 9752, 10600, 12190, 13040, 14996, 16300, 17278, 18745, 19504, 21200, 24380, 29992, 30475, 32600, 34556, 37490, 43195, 48760, 59984, 60950, 65200, 69112, 74980, 86390, 93725, 97520, 121900, 138224, 149960, 172780, 187450, 198697, 215975, 243800, 299920, 345560, 374900, 397394, 431950, 487600, 691120, 749800, 794788, 863900, 993485, 1499600, 1589576, 1727800, 1986970, 3179152, 3455600, 3973940, 4967425, 7947880, 9934850, 15895760, 19869700, 39739400, 79478800]

約数ペア:

[(1, 79478800), (2, 39739400), (4, 19869700), (5, 15895760), (8, 9934850), (10, 7947880), (16, 4967425), (20, 3973940), (23, 3455600), (25, 3179152), (40, 1986970), (46, 1727800), (50, 1589576), (53, 1499600), (80, 993485), (92, 863900), (100, 794788), (106, 749800), (115, 691120), (163, 487600), (184, 431950), (200, 397394), (212, 374900), (230, 345560), (265, 299920), (326, 243800), (368, 215975), (400, 198697), (424, 187450), (460, 172780), (530, 149960), (575, 138224), (652, 121900), (815, 97520), (848, 93725), (920, 86390), (1060, 74980), (1150, 69112), (1219, 65200), (1304, 60950), (1325, 59984), (1630, 48760), (1840, 43195), (2120, 37490), (2300, 34556), (2438, 32600), (2608, 30475), (2650, 29992), (3260, 24380), (3749, 21200), (4075, 19504), (4240, 18745), (4600, 17278), (4876, 16300), (5300, 14996), (6095, 13040), (6520, 12190), (7498, 10600), (8150, 9752), (8639, 9200)]