1625508560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1$

素因数の和:581

約数の個数: 160

約数和(自身を含む): 4245061632

約数和(自身を除く): 2619553072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 127, 130, 155, 208, 248, 254, 260, 310, 397, 403, 496, 508, 520, 620, 635, 794, 806, 1016, 1040, 1240, 1270, 1588, 1612, 1651, 1985, 2015, 2032, 2480, 2540, 3176, 3224, 3302, 3937, 3970, 4030, 5080, 5161, 6352, 6448, 6604, 7874, 7940, 8060, 8255, 10160, 10322, 12307, 13208, 15748, 15880, 16120, 16510, 19685, 20644, 24614, 25805, 26416, 31496, 31760, 32240, 33020, 39370, 41288, 49228, 50419, 51181, 51610, 61535, 62992, 66040, 78740, 82576, 98456, 100838, 102362, 103220, 123070, 132080, 157480, 159991, 196912, 201676, 204724, 206440, 246140, 252095, 255905, 314960, 319982, 403352, 409448, 412880, 492280, 504190, 511810, 639964, 655447, 799955, 806704, 818896, 984560, 1008380, 1023620, 1279928, 1310894, 1562989, 1599910, 2016760, 2047240, 2559856, 2621788, 3125978, 3199820, 3277235, 4033520, 4094480, 5243576, 6251956, 6399640, 6554470, 7814945, 10487152, 12503912, 12799280, 13108940, 15629890, 20318857, 25007824, 26217880, 31259780, 40637714, 52435760, 62519560, 81275428, 101594285, 125039120, 162550856, 203188570, 325101712, 406377140, 812754280, 1625508560]

約数ペア:

[(1, 1625508560), (2, 812754280), (4, 406377140), (5, 325101712), (8, 203188570), (10, 162550856), (13, 125039120), (16, 101594285), (20, 81275428), (26, 62519560), (31, 52435760), (40, 40637714), (52, 31259780), (62, 26217880), (65, 25007824), (80, 20318857), (104, 15629890), (124, 13108940), (127, 12799280), (130, 12503912), (155, 10487152), (208, 7814945), (248, 6554470), (254, 6399640), (260, 6251956), (310, 5243576), (397, 4094480), (403, 4033520), (496, 3277235), (508, 3199820), (520, 3125978), (620, 2621788), (635, 2559856), (794, 2047240), (806, 2016760), (1016, 1599910), (1040, 1562989), (1240, 1310894), (1270, 1279928), (1588, 1023620), (1612, 1008380), (1651, 984560), (1985, 818896), (2015, 806704), (2032, 799955), (2480, 655447), (2540, 639964), (3176, 511810), (3224, 504190), (3302, 492280), (3937, 412880), (3970, 409448), (4030, 403352), (5080, 319982), (5161, 314960), (6352, 255905), (6448, 252095), (6604, 246140), (7874, 206440), (7940, 204724), (8060, 201676), (8255, 196912), (10160, 159991), (10322, 157480), (12307, 132080), (13208, 123070), (15748, 103220), (15880, 102362), (16120, 100838), (16510, 98456), (19685, 82576), (20644, 78740), (24614, 66040), (25805, 62992), (26416, 61535), (31496, 51610), (31760, 51181), (32240, 50419), (33020, 49228), (39370, 41288)]