73123840

素因数分解:

$2^{11}\times 5^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 181130040

約数和(自身を除く): 108006200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 193, 256, 296, 320, 370, 386, 512, 592, 640, 740, 772, 965, 1024, 1184, 1280, 1480, 1544, 1930, 2048, 2368, 2560, 2960, 3088, 3860, 4736, 5120, 5920, 6176, 7141, 7720, 9472, 10240, 11840, 12352, 14282, 15440, 18944, 23680, 24704, 28564, 30880, 35705, 37888, 47360, 49408, 57128, 61760, 71410, 75776, 94720, 98816, 114256, 123520, 142820, 189440, 197632, 228512, 247040, 285640, 378880, 395264, 457024, 494080, 571280, 914048, 988160, 1142560, 1828096, 1976320, 2285120, 3656192, 4570240, 7312384, 9140480, 14624768, 18280960, 36561920, 73123840]

約数ペア:

[(1, 73123840), (2, 36561920), (4, 18280960), (5, 14624768), (8, 9140480), (10, 7312384), (16, 4570240), (20, 3656192), (32, 2285120), (37, 1976320), (40, 1828096), (64, 1142560), (74, 988160), (80, 914048), (128, 571280), (148, 494080), (160, 457024), (185, 395264), (193, 378880), (256, 285640), (296, 247040), (320, 228512), (370, 197632), (386, 189440), (512, 142820), (592, 123520), (640, 114256), (740, 98816), (772, 94720), (965, 75776), (1024, 71410), (1184, 61760), (1280, 57128), (1480, 49408), (1544, 47360), (1930, 37888), (2048, 35705), (2368, 30880), (2560, 28564), (2960, 24704), (3088, 23680), (3860, 18944), (4736, 15440), (5120, 14282), (5920, 12352), (6176, 11840), (7141, 10240), (7720, 9472)]