131078864

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{673}}^1$

素因数の和:772

約数の個数: 80

約数和(自身を含む): 304885248

約数和(自身を除く): 173806384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 47, 56, 74, 94, 112, 148, 188, 259, 296, 329, 376, 518, 592, 658, 673, 752, 1036, 1316, 1346, 1739, 2072, 2632, 2692, 3478, 4144, 4711, 5264, 5384, 6956, 9422, 10768, 12173, 13912, 18844, 24346, 24901, 27824, 31631, 37688, 48692, 49802, 63262, 75376, 97384, 99604, 126524, 174307, 194768, 199208, 221417, 253048, 348614, 398416, 442834, 506096, 697228, 885668, 1170347, 1394456, 1771336, 2340694, 2788912, 3542672, 4681388, 8192429, 9362776, 16384858, 18725552, 32769716, 65539432, 131078864]

約数ペア:

[(1, 131078864), (2, 65539432), (4, 32769716), (7, 18725552), (8, 16384858), (14, 9362776), (16, 8192429), (28, 4681388), (37, 3542672), (47, 2788912), (56, 2340694), (74, 1771336), (94, 1394456), (112, 1170347), (148, 885668), (188, 697228), (259, 506096), (296, 442834), (329, 398416), (376, 348614), (518, 253048), (592, 221417), (658, 199208), (673, 194768), (752, 174307), (1036, 126524), (1316, 99604), (1346, 97384), (1739, 75376), (2072, 63262), (2632, 49802), (2692, 48692), (3478, 37688), (4144, 31631), (4711, 27824), (5264, 24901), (5384, 24346), (6956, 18844), (9422, 13912), (10768, 12173)]