81086850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:281

約数の個数: 144

約数和(自身を含む): 238859712

約数和(自身を除く): 157772862

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 83, 90, 117, 130, 150, 166, 167, 195, 225, 234, 249, 325, 334, 390, 415, 450, 498, 501, 585, 650, 747, 830, 835, 975, 1002, 1079, 1170, 1245, 1494, 1503, 1670, 1950, 2075, 2158, 2171, 2490, 2505, 2925, 3006, 3237, 3735, 4150, 4175, 4342, 5010, 5395, 5850, 6225, 6474, 6513, 7470, 7515, 8350, 9711, 10790, 10855, 12450, 12525, 13026, 13861, 15030, 16185, 18675, 19422, 19539, 21710, 25050, 26975, 27722, 32370, 32565, 37350, 37575, 39078, 41583, 48555, 53950, 54275, 65130, 69305, 75150, 80925, 83166, 97110, 97695, 108550, 124749, 138610, 161850, 162825, 180193, 195390, 207915, 242775, 249498, 325650, 346525, 360386, 415830, 485550, 488475, 540579, 623745, 693050, 900965, 976950, 1039575, 1081158, 1247490, 1621737, 1801930, 2079150, 2702895, 3118725, 3243474, 4504825, 5405790, 6237450, 8108685, 9009650, 13514475, 16217370, 27028950, 40543425, 81086850]

約数ペア:

[(1, 81086850), (2, 40543425), (3, 27028950), (5, 16217370), (6, 13514475), (9, 9009650), (10, 8108685), (13, 6237450), (15, 5405790), (18, 4504825), (25, 3243474), (26, 3118725), (30, 2702895), (39, 2079150), (45, 1801930), (50, 1621737), (65, 1247490), (75, 1081158), (78, 1039575), (83, 976950), (90, 900965), (117, 693050), (130, 623745), (150, 540579), (166, 488475), (167, 485550), (195, 415830), (225, 360386), (234, 346525), (249, 325650), (325, 249498), (334, 242775), (390, 207915), (415, 195390), (450, 180193), (498, 162825), (501, 161850), (585, 138610), (650, 124749), (747, 108550), (830, 97695), (835, 97110), (975, 83166), (1002, 80925), (1079, 75150), (1170, 69305), (1245, 65130), (1494, 54275), (1503, 53950), (1670, 48555), (1950, 41583), (2075, 39078), (2158, 37575), (2171, 37350), (2490, 32565), (2505, 32370), (2925, 27722), (3006, 26975), (3237, 25050), (3735, 21710), (4150, 19539), (4175, 19422), (4342, 18675), (5010, 16185), (5395, 15030), (5850, 13861), (6225, 13026), (6474, 12525), (6513, 12450), (7470, 10855), (7515, 10790), (8350, 9711)]