804978550

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{619}}^1\times {\mathrm{839}}^1$

素因数の和:1501

約数の個数: 48

約数和(自身を含む): 1549900800

約数和(自身を除く): 744922250

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 619, 775, 839, 1238, 1550, 1678, 3095, 4195, 6190, 8390, 15475, 19189, 20975, 26009, 30950, 38378, 41950, 52018, 95945, 130045, 191890, 260090, 479725, 519341, 650225, 959450, 1038682, 1300450, 2596705, 5193410, 12983525, 16099571, 25967050, 32199142, 80497855, 160995710, 402489275, 804978550]

約数ペア:

[(1, 804978550), (2, 402489275), (5, 160995710), (10, 80497855), (25, 32199142), (31, 25967050), (50, 16099571), (62, 12983525), (155, 5193410), (310, 2596705), (619, 1300450), (775, 1038682), (839, 959450), (1238, 650225), (1550, 519341), (1678, 479725), (3095, 260090), (4195, 191890), (6190, 130045), (8390, 95945), (15475, 52018), (19189, 41950), (20975, 38378), (26009, 30950)]