65617656

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 185982720

約数和(自身を除く): 120365064

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 43, 52, 67, 73, 78, 86, 104, 129, 134, 146, 156, 172, 201, 219, 258, 268, 292, 312, 344, 402, 438, 516, 536, 559, 584, 804, 871, 876, 949, 1032, 1118, 1608, 1677, 1742, 1752, 1898, 2236, 2613, 2847, 2881, 3139, 3354, 3484, 3796, 4472, 4891, 5226, 5694, 5762, 6278, 6708, 6968, 7592, 8643, 9417, 9782, 10452, 11388, 11524, 12556, 13416, 14673, 17286, 18834, 19564, 20904, 22776, 23048, 25112, 29346, 34572, 37453, 37668, 39128, 40807, 58692, 63583, 69144, 74906, 75336, 81614, 112359, 117384, 122421, 127166, 149812, 163228, 190749, 210313, 224718, 244842, 254332, 299624, 326456, 381498, 420626, 449436, 489684, 508664, 630939, 762996, 841252, 898872, 979368, 1261878, 1525992, 1682504, 2523756, 2734069, 5047512, 5468138, 8202207, 10936276, 16404414, 21872552, 32808828, 65617656]

約数ペア:

[(1, 65617656), (2, 32808828), (3, 21872552), (4, 16404414), (6, 10936276), (8, 8202207), (12, 5468138), (13, 5047512), (24, 2734069), (26, 2523756), (39, 1682504), (43, 1525992), (52, 1261878), (67, 979368), (73, 898872), (78, 841252), (86, 762996), (104, 630939), (129, 508664), (134, 489684), (146, 449436), (156, 420626), (172, 381498), (201, 326456), (219, 299624), (258, 254332), (268, 244842), (292, 224718), (312, 210313), (344, 190749), (402, 163228), (438, 149812), (516, 127166), (536, 122421), (559, 117384), (584, 112359), (804, 81614), (871, 75336), (876, 74906), (949, 69144), (1032, 63583), (1118, 58692), (1608, 40807), (1677, 39128), (1742, 37668), (1752, 37453), (1898, 34572), (2236, 29346), (2613, 25112), (2847, 23048), (2881, 22776), (3139, 20904), (3354, 19564), (3484, 18834), (3796, 17286), (4472, 14673), (4891, 13416), (5226, 12556), (5694, 11524), (5762, 11388), (6278, 10452), (6708, 9782), (6968, 9417), (7592, 8643)]