49707070

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1663}}^1$

素因数の和:1745

約数の個数: 48

約数和(自身を含む): 105850368

約数和(自身を除く): 56143298

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 61, 70, 98, 122, 245, 305, 427, 490, 610, 854, 1663, 2135, 2989, 3326, 4270, 5978, 8315, 11641, 14945, 16630, 23282, 29890, 58205, 81487, 101443, 116410, 162974, 202886, 407435, 507215, 710101, 814870, 1014430, 1420202, 3550505, 4970707, 7101010, 9941414, 24853535, 49707070]

約数ペア:

[(1, 49707070), (2, 24853535), (5, 9941414), (7, 7101010), (10, 4970707), (14, 3550505), (35, 1420202), (49, 1014430), (61, 814870), (70, 710101), (98, 507215), (122, 407435), (245, 202886), (305, 162974), (427, 116410), (490, 101443), (610, 81487), (854, 58205), (1663, 29890), (2135, 23282), (2989, 16630), (3326, 14945), (4270, 11641), (5978, 8315)]