78573619280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2437147}}^1$

素因数の和:2437204

約数の個数: 80

約数和(自身を含む): 203082668544

約数和(自身を除く): 124509049264

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 16120, 32240, 2437147, 4874294, 9748588, 12185735, 19497176, 24371470, 31682911, 38994352, 48742940, 63365822, 75551557, 97485880, 126731644, 151103114, 158414555, 194971760, 253463288, 302206228, 316829110, 377757785, 506926576, 604412456, 633658220, 755515570, 982170241, 1208824912, 1267316440, 1511031140, 1964340482, 2534632880, 3022062280, 3928680964, 4910851205, 6044124560, 7857361928, 9821702410, 15714723856, 19643404820, 39286809640, 78573619280]

約数ペア:

[(1, 78573619280), (2, 39286809640), (4, 19643404820), (5, 15714723856), (8, 9821702410), (10, 7857361928), (13, 6044124560), (16, 4910851205), (20, 3928680964), (26, 3022062280), (31, 2534632880), (40, 1964340482), (52, 1511031140), (62, 1267316440), (65, 1208824912), (80, 982170241), (104, 755515570), (124, 633658220), (130, 604412456), (155, 506926576), (208, 377757785), (248, 316829110), (260, 302206228), (310, 253463288), (403, 194971760), (496, 158414555), (520, 151103114), (620, 126731644), (806, 97485880), (1040, 75551557), (1240, 63365822), (1612, 48742940), (2015, 38994352), (2480, 31682911), (3224, 24371470), (4030, 19497176), (6448, 12185735), (8060, 9748588), (16120, 4874294), (32240, 2437147)]