87059720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 230480640

約数和(自身を除く): 143420920

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 103, 110, 113, 136, 170, 187, 206, 220, 226, 340, 374, 412, 440, 452, 515, 565, 680, 748, 824, 904, 935, 1030, 1130, 1133, 1243, 1496, 1751, 1870, 1921, 2060, 2260, 2266, 2486, 3502, 3740, 3842, 4120, 4520, 4532, 4972, 5665, 6215, 7004, 7480, 7684, 8755, 9064, 9605, 9944, 11330, 11639, 12430, 14008, 15368, 17510, 19210, 19261, 21131, 22660, 23278, 24860, 35020, 38420, 38522, 42262, 45320, 46556, 49720, 58195, 70040, 76840, 77044, 84524, 93112, 96305, 105655, 116390, 128029, 154088, 169048, 192610, 197863, 211310, 232780, 256058, 385220, 395726, 422620, 465560, 512116, 640145, 770440, 791452, 845240, 989315, 1024232, 1280290, 1582904, 1978630, 2176493, 2560580, 3957260, 4352986, 5121160, 7914520, 8705972, 10882465, 17411944, 21764930, 43529860, 87059720]

約数ペア:

[(1, 87059720), (2, 43529860), (4, 21764930), (5, 17411944), (8, 10882465), (10, 8705972), (11, 7914520), (17, 5121160), (20, 4352986), (22, 3957260), (34, 2560580), (40, 2176493), (44, 1978630), (55, 1582904), (68, 1280290), (85, 1024232), (88, 989315), (103, 845240), (110, 791452), (113, 770440), (136, 640145), (170, 512116), (187, 465560), (206, 422620), (220, 395726), (226, 385220), (340, 256058), (374, 232780), (412, 211310), (440, 197863), (452, 192610), (515, 169048), (565, 154088), (680, 128029), (748, 116390), (824, 105655), (904, 96305), (935, 93112), (1030, 84524), (1130, 77044), (1133, 76840), (1243, 70040), (1496, 58195), (1751, 49720), (1870, 46556), (1921, 45320), (2060, 42262), (2260, 38522), (2266, 38420), (2486, 35020), (3502, 24860), (3740, 23278), (3842, 22660), (4120, 21131), (4520, 19261), (4532, 19210), (4972, 17510), (5665, 15368), (6215, 14008), (7004, 12430), (7480, 11639), (7684, 11330), (8755, 9944), (9064, 9605)]