31412704

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1$

素因数の和:707

約数の個数: 48

約数和(自身を含む): 65097648

約数和(自身を除く): 33684944

約数列:

[1, 2, 4, 8, 16, 32, 37, 43, 74, 86, 148, 172, 296, 344, 592, 617, 688, 1184, 1234, 1376, 1591, 2468, 3182, 4936, 6364, 9872, 12728, 19744, 22829, 25456, 26531, 45658, 50912, 53062, 91316, 106124, 182632, 212248, 365264, 424496, 730528, 848992, 981647, 1963294, 3926588, 7853176, 15706352, 31412704]

約数ペア:

[(1, 31412704), (2, 15706352), (4, 7853176), (8, 3926588), (16, 1963294), (32, 981647), (37, 848992), (43, 730528), (74, 424496), (86, 365264), (148, 212248), (172, 182632), (296, 106124), (344, 91316), (592, 53062), (617, 50912), (688, 45658), (1184, 26531), (1234, 25456), (1376, 22829), (1591, 19744), (2468, 12728), (3182, 9872), (4936, 6364)]