85466480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:267

約数の個数: 160

約数和(自身を含む): 238645440

約数和(自身を除く): 153178960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 29, 34, 40, 44, 55, 58, 68, 80, 85, 88, 110, 116, 136, 145, 170, 176, 187, 197, 220, 232, 272, 290, 319, 340, 374, 394, 440, 464, 493, 580, 638, 680, 748, 788, 880, 935, 985, 986, 1160, 1276, 1360, 1496, 1576, 1595, 1870, 1970, 1972, 2167, 2320, 2465, 2552, 2992, 3152, 3190, 3349, 3740, 3940, 3944, 4334, 4930, 5104, 5423, 5713, 6380, 6698, 7480, 7880, 7888, 8668, 9860, 10835, 10846, 11426, 12760, 13396, 14960, 15760, 16745, 17336, 19720, 21670, 21692, 22852, 25520, 26792, 27115, 28565, 33490, 34672, 36839, 39440, 43340, 43384, 45704, 53584, 54230, 57130, 62843, 66980, 73678, 86680, 86768, 91408, 97121, 108460, 114260, 125686, 133960, 147356, 173360, 184195, 194242, 216920, 228520, 251372, 267920, 294712, 314215, 368390, 388484, 433840, 457040, 485605, 502744, 589424, 628430, 736780, 776968, 971210, 1005488, 1068331, 1256860, 1473560, 1553936, 1942420, 2136662, 2513720, 2947120, 3884840, 4273324, 5027440, 5341655, 7769680, 8546648, 10683310, 17093296, 21366620, 42733240, 85466480]

約数ペア:

[(1, 85466480), (2, 42733240), (4, 21366620), (5, 17093296), (8, 10683310), (10, 8546648), (11, 7769680), (16, 5341655), (17, 5027440), (20, 4273324), (22, 3884840), (29, 2947120), (34, 2513720), (40, 2136662), (44, 1942420), (55, 1553936), (58, 1473560), (68, 1256860), (80, 1068331), (85, 1005488), (88, 971210), (110, 776968), (116, 736780), (136, 628430), (145, 589424), (170, 502744), (176, 485605), (187, 457040), (197, 433840), (220, 388484), (232, 368390), (272, 314215), (290, 294712), (319, 267920), (340, 251372), (374, 228520), (394, 216920), (440, 194242), (464, 184195), (493, 173360), (580, 147356), (638, 133960), (680, 125686), (748, 114260), (788, 108460), (880, 97121), (935, 91408), (985, 86768), (986, 86680), (1160, 73678), (1276, 66980), (1360, 62843), (1496, 57130), (1576, 54230), (1595, 53584), (1870, 45704), (1970, 43384), (1972, 43340), (2167, 39440), (2320, 36839), (2465, 34672), (2552, 33490), (2992, 28565), (3152, 27115), (3190, 26792), (3349, 25520), (3740, 22852), (3940, 21692), (3944, 21670), (4334, 19720), (4930, 17336), (5104, 16745), (5423, 15760), (5713, 14960), (6380, 13396), (6698, 12760), (7480, 11426), (7880, 10846), (7888, 10835), (8668, 9860)]