123428200900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{207547}}^1$

素因数の和:207893

約数の個数: 72

約数和(自身を含む): 282838112480

約数和(自身を除く): 159409911580

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 313, 380, 475, 626, 950, 1252, 1565, 1900, 3130, 5947, 6260, 7825, 11894, 15650, 23788, 29735, 31300, 59470, 118940, 148675, 207547, 297350, 415094, 594700, 830188, 1037735, 2075470, 3943393, 4150940, 5188675, 7886786, 10377350, 15773572, 19716965, 20754700, 39433930, 64962211, 78867860, 98584825, 129924422, 197169650, 259848844, 324811055, 394339300, 649622110, 1234282009, 1299244220, 1624055275, 2468564018, 3248110550, 4937128036, 6171410045, 6496221100, 12342820090, 24685640180, 30857050225, 61714100450, 123428200900]

約数ペア:

[(1, 123428200900), (2, 61714100450), (4, 30857050225), (5, 24685640180), (10, 12342820090), (19, 6496221100), (20, 6171410045), (25, 4937128036), (38, 3248110550), (50, 2468564018), (76, 1624055275), (95, 1299244220), (100, 1234282009), (190, 649622110), (313, 394339300), (380, 324811055), (475, 259848844), (626, 197169650), (950, 129924422), (1252, 98584825), (1565, 78867860), (1900, 64962211), (3130, 39433930), (5947, 20754700), (6260, 19716965), (7825, 15773572), (11894, 10377350), (15650, 7886786), (23788, 5188675), (29735, 4150940), (31300, 3943393), (59470, 2075470), (118940, 1037735), (148675, 830188), (207547, 594700), (297350, 415094)]