139599964

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^2\times {\mathrm{61}}^1$

素因数の和:203

約数の個数: 72

約数和(自身を含む): 297779552

約数和(自身を除く): 158179588

約数列:

[1, 2, 4, 7, 14, 28, 37, 47, 61, 74, 94, 122, 148, 188, 244, 259, 329, 427, 518, 658, 854, 1036, 1316, 1708, 1739, 2209, 2257, 2867, 3478, 4418, 4514, 5734, 6956, 8836, 9028, 11468, 12173, 15463, 15799, 20069, 24346, 30926, 31598, 40138, 48692, 61852, 63196, 80276, 81733, 106079, 134749, 163466, 212158, 269498, 326932, 424316, 538996, 572131, 742553, 943243, 1144262, 1485106, 1886486, 2288524, 2970212, 3772972, 4985713, 9971426, 19942852, 34899991, 69799982, 139599964]

約数ペア:

[(1, 139599964), (2, 69799982), (4, 34899991), (7, 19942852), (14, 9971426), (28, 4985713), (37, 3772972), (47, 2970212), (61, 2288524), (74, 1886486), (94, 1485106), (122, 1144262), (148, 943243), (188, 742553), (244, 572131), (259, 538996), (329, 424316), (427, 326932), (518, 269498), (658, 212158), (854, 163466), (1036, 134749), (1316, 106079), (1708, 81733), (1739, 80276), (2209, 63196), (2257, 61852), (2867, 48692), (3478, 40138), (4418, 31598), (4514, 30926), (5734, 24346), (6956, 20069), (8836, 15799), (9028, 15463), (11468, 12173)]