132125720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{839}}^1$

素因数の和:1008

約数の個数: 64

約数和(自身を含む): 309657600

約数和(自身を除く): 177531880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 127, 155, 248, 254, 310, 508, 620, 635, 839, 1016, 1240, 1270, 1678, 2540, 3356, 3937, 4195, 5080, 6712, 7874, 8390, 15748, 16780, 19685, 26009, 31496, 33560, 39370, 52018, 78740, 104036, 106553, 130045, 157480, 208072, 213106, 260090, 426212, 520180, 532765, 852424, 1040360, 1065530, 2131060, 3303143, 4262120, 6606286, 13212572, 16515715, 26425144, 33031430, 66062860, 132125720]

約数ペア:

[(1, 132125720), (2, 66062860), (4, 33031430), (5, 26425144), (8, 16515715), (10, 13212572), (20, 6606286), (31, 4262120), (40, 3303143), (62, 2131060), (124, 1065530), (127, 1040360), (155, 852424), (248, 532765), (254, 520180), (310, 426212), (508, 260090), (620, 213106), (635, 208072), (839, 157480), (1016, 130045), (1240, 106553), (1270, 104036), (1678, 78740), (2540, 52018), (3356, 39370), (3937, 33560), (4195, 31496), (5080, 26009), (6712, 19685), (7874, 16780), (8390, 15748)]