81419130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:193

約数の個数: 144

約数和(自身を含む): 235863576

約数和(自身を除く): 154444446

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 53, 65, 78, 90, 101, 106, 117, 130, 159, 169, 195, 202, 234, 265, 303, 318, 338, 390, 477, 505, 507, 530, 585, 606, 689, 795, 845, 909, 954, 1010, 1014, 1170, 1313, 1378, 1515, 1521, 1590, 1690, 1818, 2067, 2385, 2535, 2626, 3030, 3042, 3445, 3939, 4134, 4545, 4770, 5070, 5353, 6201, 6565, 6890, 7605, 7878, 8957, 9090, 10335, 10706, 11817, 12402, 13130, 15210, 16059, 17069, 17914, 19695, 20670, 23634, 26765, 26871, 31005, 32118, 34138, 39390, 44785, 48177, 51207, 53530, 53742, 59085, 62010, 69589, 80295, 80613, 85345, 89570, 96354, 102414, 118170, 134355, 139178, 153621, 160590, 161226, 170690, 208767, 240885, 256035, 268710, 307242, 347945, 403065, 417534, 481770, 512070, 626301, 695890, 768105, 806130, 904657, 1043835, 1252602, 1536210, 1809314, 2087670, 2713971, 3131505, 4523285, 5427942, 6263010, 8141913, 9046570, 13569855, 16283826, 27139710, 40709565, 81419130]

約数ペア:

[(1, 81419130), (2, 40709565), (3, 27139710), (5, 16283826), (6, 13569855), (9, 9046570), (10, 8141913), (13, 6263010), (15, 5427942), (18, 4523285), (26, 3131505), (30, 2713971), (39, 2087670), (45, 1809314), (53, 1536210), (65, 1252602), (78, 1043835), (90, 904657), (101, 806130), (106, 768105), (117, 695890), (130, 626301), (159, 512070), (169, 481770), (195, 417534), (202, 403065), (234, 347945), (265, 307242), (303, 268710), (318, 256035), (338, 240885), (390, 208767), (477, 170690), (505, 161226), (507, 160590), (530, 153621), (585, 139178), (606, 134355), (689, 118170), (795, 102414), (845, 96354), (909, 89570), (954, 85345), (1010, 80613), (1014, 80295), (1170, 69589), (1313, 62010), (1378, 59085), (1515, 53742), (1521, 53530), (1590, 51207), (1690, 48177), (1818, 44785), (2067, 39390), (2385, 34138), (2535, 32118), (2626, 31005), (3030, 26871), (3042, 26765), (3445, 23634), (3939, 20670), (4134, 19695), (4545, 17914), (4770, 17069), (5070, 16059), (5353, 15210), (6201, 13130), (6565, 12402), (6890, 11817), (7605, 10706), (7878, 10335), (8957, 9090)]