2078604875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{599}}^1$

素因数の和:725

約数の個数: 64

約数和(自身を含む): 2911334400

約数和(自身を除く): 832729525

約数列:

[1, 5, 17, 23, 25, 71, 85, 115, 125, 355, 391, 425, 575, 599, 1207, 1633, 1775, 1955, 2125, 2875, 2995, 6035, 8165, 8875, 9775, 10183, 13777, 14975, 27761, 30175, 40825, 42529, 48875, 50915, 68885, 74875, 138805, 150875, 204125, 212645, 234209, 254575, 344425, 694025, 722993, 978167, 1063225, 1171045, 1272875, 1722125, 3470125, 3614965, 4890835, 5316125, 5855225, 16628839, 18074825, 24454175, 29276125, 83144195, 90374125, 122270875, 415720975, 2078604875]

約数ペア:

[(1, 2078604875), (5, 415720975), (17, 122270875), (23, 90374125), (25, 83144195), (71, 29276125), (85, 24454175), (115, 18074825), (125, 16628839), (355, 5855225), (391, 5316125), (425, 4890835), (575, 3614965), (599, 3470125), (1207, 1722125), (1633, 1272875), (1775, 1171045), (1955, 1063225), (2125, 978167), (2875, 722993), (2995, 694025), (6035, 344425), (8165, 254575), (8875, 234209), (9775, 212645), (10183, 204125), (13777, 150875), (14975, 138805), (27761, 74875), (30175, 68885), (40825, 50915), (42529, 48875)]