64639064

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{769}}^1$

素因数の和:880

約数の個数: 64

約数和(自身を含む): 147840000

約数和(自身を除く): 83200936

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 79, 133, 152, 158, 266, 316, 532, 553, 632, 769, 1064, 1106, 1501, 1538, 2212, 3002, 3076, 4424, 5383, 6004, 6152, 10507, 10766, 12008, 14611, 21014, 21532, 29222, 42028, 43064, 58444, 60751, 84056, 102277, 116888, 121502, 204554, 243004, 409108, 425257, 486008, 818216, 850514, 1154269, 1701028, 2308538, 3402056, 4617076, 8079883, 9234152, 16159766, 32319532, 64639064]

約数ペア:

[(1, 64639064), (2, 32319532), (4, 16159766), (7, 9234152), (8, 8079883), (14, 4617076), (19, 3402056), (28, 2308538), (38, 1701028), (56, 1154269), (76, 850514), (79, 818216), (133, 486008), (152, 425257), (158, 409108), (266, 243004), (316, 204554), (532, 121502), (553, 116888), (632, 102277), (769, 84056), (1064, 60751), (1106, 58444), (1501, 43064), (1538, 42028), (2212, 29222), (3002, 21532), (3076, 21014), (4424, 14611), (5383, 12008), (6004, 10766), (6152, 10507)]