71457516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{853}}^1$

素因数の和:1055

約数の個数: 72

約数和(自身を含む): 195839280

約数和(自身を除く): 124381764

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 179, 234, 358, 468, 537, 716, 853, 1074, 1611, 1706, 2148, 2327, 2559, 3222, 3412, 4654, 5118, 6444, 6981, 7677, 9308, 10236, 11089, 13962, 15354, 20943, 22178, 27924, 30708, 33267, 41886, 44356, 66534, 83772, 99801, 133068, 152687, 199602, 305374, 399204, 458061, 610748, 916122, 1374183, 1832244, 1984931, 2748366, 3969862, 5496732, 5954793, 7939724, 11909586, 17864379, 23819172, 35728758, 71457516]

約数ペア:

[(1, 71457516), (2, 35728758), (3, 23819172), (4, 17864379), (6, 11909586), (9, 7939724), (12, 5954793), (13, 5496732), (18, 3969862), (26, 2748366), (36, 1984931), (39, 1832244), (52, 1374183), (78, 916122), (117, 610748), (156, 458061), (179, 399204), (234, 305374), (358, 199602), (468, 152687), (537, 133068), (716, 99801), (853, 83772), (1074, 66534), (1611, 44356), (1706, 41886), (2148, 33267), (2327, 30708), (2559, 27924), (3222, 22178), (3412, 20943), (4654, 15354), (5118, 13962), (6444, 11089), (6981, 10236), (7677, 9308)]