82421560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5113}}^1$

素因数の和:5168

約数の個数: 64

約数和(自身を含む): 206196480

約数和(自身を除く): 123774920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 5113, 8060, 10226, 16120, 20452, 25565, 40904, 51130, 66469, 102260, 132938, 158503, 204520, 265876, 317006, 332345, 531752, 634012, 664690, 792515, 1268024, 1329380, 1585030, 2060539, 2658760, 3170060, 4121078, 6340120, 8242156, 10302695, 16484312, 20605390, 41210780, 82421560]

約数ペア:

[(1, 82421560), (2, 41210780), (4, 20605390), (5, 16484312), (8, 10302695), (10, 8242156), (13, 6340120), (20, 4121078), (26, 3170060), (31, 2658760), (40, 2060539), (52, 1585030), (62, 1329380), (65, 1268024), (104, 792515), (124, 664690), (130, 634012), (155, 531752), (248, 332345), (260, 317006), (310, 265876), (403, 204520), (520, 158503), (620, 132938), (806, 102260), (1240, 66469), (1612, 51130), (2015, 40904), (3224, 25565), (4030, 20452), (5113, 16120), (8060, 10226)]