81024900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:642

約数の個数: 144

約数和(自身を含む): 262149888

約数和(自身を除く): 181124988

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 43, 44, 50, 55, 60, 66, 75, 86, 100, 110, 129, 132, 150, 165, 172, 215, 220, 258, 275, 300, 330, 430, 473, 516, 550, 571, 645, 660, 825, 860, 946, 1075, 1100, 1142, 1290, 1419, 1650, 1713, 1892, 2150, 2284, 2365, 2580, 2838, 2855, 3225, 3300, 3426, 4300, 4730, 5676, 5710, 6281, 6450, 6852, 7095, 8565, 9460, 11420, 11825, 12562, 12900, 14190, 14275, 17130, 18843, 23650, 24553, 25124, 28380, 28550, 31405, 34260, 35475, 37686, 42825, 47300, 49106, 57100, 62810, 70950, 73659, 75372, 85650, 94215, 98212, 122765, 125620, 141900, 147318, 157025, 171300, 188430, 245530, 270083, 294636, 314050, 368295, 376860, 471075, 491060, 540166, 613825, 628100, 736590, 810249, 942150, 1080332, 1227650, 1350415, 1473180, 1620498, 1841475, 1884300, 2455300, 2700830, 3240996, 3682950, 4051245, 5401660, 6752075, 7365900, 8102490, 13504150, 16204980, 20256225, 27008300, 40512450, 81024900]

約数ペア:

[(1, 81024900), (2, 40512450), (3, 27008300), (4, 20256225), (5, 16204980), (6, 13504150), (10, 8102490), (11, 7365900), (12, 6752075), (15, 5401660), (20, 4051245), (22, 3682950), (25, 3240996), (30, 2700830), (33, 2455300), (43, 1884300), (44, 1841475), (50, 1620498), (55, 1473180), (60, 1350415), (66, 1227650), (75, 1080332), (86, 942150), (100, 810249), (110, 736590), (129, 628100), (132, 613825), (150, 540166), (165, 491060), (172, 471075), (215, 376860), (220, 368295), (258, 314050), (275, 294636), (300, 270083), (330, 245530), (430, 188430), (473, 171300), (516, 157025), (550, 147318), (571, 141900), (645, 125620), (660, 122765), (825, 98212), (860, 94215), (946, 85650), (1075, 75372), (1100, 73659), (1142, 70950), (1290, 62810), (1419, 57100), (1650, 49106), (1713, 47300), (1892, 42825), (2150, 37686), (2284, 35475), (2365, 34260), (2580, 31405), (2838, 28550), (2855, 28380), (3225, 25124), (3300, 24553), (3426, 23650), (4300, 18843), (4730, 17130), (5676, 14275), (5710, 14190), (6281, 12900), (6450, 12562), (6852, 11825), (7095, 11420), (8565, 9460)]