605859280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{4447}}^1$

素因数の和:4604

約数の個数: 80

約数和(自身を含む): 1528902144

約数和(自身を除く): 923042864

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 131, 208, 260, 262, 520, 524, 655, 1040, 1048, 1310, 1703, 2096, 2620, 3406, 4447, 5240, 6812, 8515, 8894, 10480, 13624, 17030, 17788, 22235, 27248, 34060, 35576, 44470, 57811, 68120, 71152, 88940, 115622, 136240, 177880, 231244, 289055, 355760, 462488, 578110, 582557, 924976, 1156220, 1165114, 2312440, 2330228, 2912785, 4624880, 4660456, 5825570, 7573241, 9320912, 11651140, 15146482, 23302280, 30292964, 37866205, 46604560, 60585928, 75732410, 121171856, 151464820, 302929640, 605859280]

約数ペア:

[(1, 605859280), (2, 302929640), (4, 151464820), (5, 121171856), (8, 75732410), (10, 60585928), (13, 46604560), (16, 37866205), (20, 30292964), (26, 23302280), (40, 15146482), (52, 11651140), (65, 9320912), (80, 7573241), (104, 5825570), (130, 4660456), (131, 4624880), (208, 2912785), (260, 2330228), (262, 2312440), (520, 1165114), (524, 1156220), (655, 924976), (1040, 582557), (1048, 578110), (1310, 462488), (1703, 355760), (2096, 289055), (2620, 231244), (3406, 177880), (4447, 136240), (5240, 115622), (6812, 88940), (8515, 71152), (8894, 68120), (10480, 57811), (13624, 44470), (17030, 35576), (17788, 34060), (22235, 27248)]