74281840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{283}}^1$

素因数の和:506

約数の個数: 80

約数和(自身を含む): 184461408

約数和(自身を除く): 110179568

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 193, 272, 283, 340, 386, 566, 680, 772, 965, 1132, 1360, 1415, 1544, 1930, 2264, 2830, 3088, 3281, 3860, 4528, 4811, 5660, 6562, 7720, 9622, 11320, 13124, 15440, 16405, 19244, 22640, 24055, 26248, 32810, 38488, 48110, 52496, 54619, 65620, 76976, 96220, 109238, 131240, 192440, 218476, 262480, 273095, 384880, 436952, 546190, 873904, 928523, 1092380, 1857046, 2184760, 3714092, 4369520, 4642615, 7428184, 9285230, 14856368, 18570460, 37140920, 74281840]

約数ペア:

[(1, 74281840), (2, 37140920), (4, 18570460), (5, 14856368), (8, 9285230), (10, 7428184), (16, 4642615), (17, 4369520), (20, 3714092), (34, 2184760), (40, 1857046), (68, 1092380), (80, 928523), (85, 873904), (136, 546190), (170, 436952), (193, 384880), (272, 273095), (283, 262480), (340, 218476), (386, 192440), (566, 131240), (680, 109238), (772, 96220), (965, 76976), (1132, 65620), (1360, 54619), (1415, 52496), (1544, 48110), (1930, 38488), (2264, 32810), (2830, 26248), (3088, 24055), (3281, 22640), (3860, 19244), (4528, 16405), (4811, 15440), (5660, 13124), (6562, 11320), (7720, 9622)]