71386536

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:395

約数の個数: 128

約数和(自身を含む): 208897920

約数和(自身を除く): 137511384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 43, 51, 52, 68, 78, 86, 102, 104, 129, 136, 156, 172, 204, 221, 258, 312, 313, 344, 408, 442, 516, 559, 626, 663, 731, 884, 939, 1032, 1118, 1252, 1326, 1462, 1677, 1768, 1878, 2193, 2236, 2504, 2652, 2924, 3354, 3756, 4069, 4386, 4472, 5304, 5321, 5848, 6708, 7512, 8138, 8772, 9503, 10642, 12207, 13416, 13459, 15963, 16276, 17544, 19006, 21284, 24414, 26918, 28509, 31926, 32552, 38012, 40377, 42568, 48828, 53836, 57018, 63852, 69173, 76024, 80754, 97656, 107672, 114036, 127704, 138346, 161508, 174967, 207519, 228072, 228803, 276692, 323016, 349934, 415038, 457606, 524901, 553384, 686409, 699868, 830076, 915212, 1049802, 1372818, 1399736, 1660152, 1830424, 2099604, 2745636, 2974439, 4199208, 5491272, 5948878, 8923317, 11897756, 17846634, 23795512, 35693268, 71386536]

約数ペア:

[(1, 71386536), (2, 35693268), (3, 23795512), (4, 17846634), (6, 11897756), (8, 8923317), (12, 5948878), (13, 5491272), (17, 4199208), (24, 2974439), (26, 2745636), (34, 2099604), (39, 1830424), (43, 1660152), (51, 1399736), (52, 1372818), (68, 1049802), (78, 915212), (86, 830076), (102, 699868), (104, 686409), (129, 553384), (136, 524901), (156, 457606), (172, 415038), (204, 349934), (221, 323016), (258, 276692), (312, 228803), (313, 228072), (344, 207519), (408, 174967), (442, 161508), (516, 138346), (559, 127704), (626, 114036), (663, 107672), (731, 97656), (884, 80754), (939, 76024), (1032, 69173), (1118, 63852), (1252, 57018), (1326, 53836), (1462, 48828), (1677, 42568), (1768, 40377), (1878, 38012), (2193, 32552), (2236, 31926), (2504, 28509), (2652, 26918), (2924, 24414), (3354, 21284), (3756, 19006), (4069, 17544), (4386, 16276), (4472, 15963), (5304, 13459), (5321, 13416), (5848, 12207), (6708, 10642), (7512, 9503), (8138, 8772)]