104021920

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:314

約数の個数: 96

約数和(自身を含む): 255857616

約数和(自身を除く): 151835696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 101, 157, 160, 164, 202, 205, 314, 328, 404, 410, 505, 628, 656, 785, 808, 820, 1010, 1256, 1312, 1570, 1616, 1640, 2020, 2512, 3140, 3232, 3280, 4040, 4141, 5024, 6280, 6437, 6560, 8080, 8282, 12560, 12874, 15857, 16160, 16564, 20705, 25120, 25748, 31714, 32185, 33128, 41410, 51496, 63428, 64370, 66256, 79285, 82820, 102992, 126856, 128740, 132512, 158570, 165640, 205984, 253712, 257480, 317140, 331280, 507424, 514960, 634280, 650137, 662560, 1029920, 1268560, 1300274, 2537120, 2600548, 3250685, 5201096, 6501370, 10402192, 13002740, 20804384, 26005480, 52010960, 104021920]

約数ペア:

[(1, 104021920), (2, 52010960), (4, 26005480), (5, 20804384), (8, 13002740), (10, 10402192), (16, 6501370), (20, 5201096), (32, 3250685), (40, 2600548), (41, 2537120), (80, 1300274), (82, 1268560), (101, 1029920), (157, 662560), (160, 650137), (164, 634280), (202, 514960), (205, 507424), (314, 331280), (328, 317140), (404, 257480), (410, 253712), (505, 205984), (628, 165640), (656, 158570), (785, 132512), (808, 128740), (820, 126856), (1010, 102992), (1256, 82820), (1312, 79285), (1570, 66256), (1616, 64370), (1640, 63428), (2020, 51496), (2512, 41410), (3140, 33128), (3232, 32185), (3280, 31714), (4040, 25748), (4141, 25120), (5024, 20705), (6280, 16564), (6437, 16160), (6560, 15857), (8080, 12874), (8282, 12560)]