31112200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 84101760

約数和(自身を除く): 52989560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 71, 100, 140, 142, 175, 200, 280, 284, 313, 350, 355, 497, 568, 626, 700, 710, 994, 1252, 1400, 1420, 1565, 1775, 1988, 2191, 2485, 2504, 2840, 3130, 3550, 3976, 4382, 4970, 6260, 7100, 7825, 8764, 9940, 10955, 12425, 12520, 14200, 15650, 17528, 19880, 21910, 22223, 24850, 31300, 43820, 44446, 49700, 54775, 62600, 87640, 88892, 99400, 109550, 111115, 155561, 177784, 219100, 222230, 311122, 438200, 444460, 555575, 622244, 777805, 888920, 1111150, 1244488, 1555610, 2222300, 3111220, 3889025, 4444600, 6222440, 7778050, 15556100, 31112200]

約数ペア:

[(1, 31112200), (2, 15556100), (4, 7778050), (5, 6222440), (7, 4444600), (8, 3889025), (10, 3111220), (14, 2222300), (20, 1555610), (25, 1244488), (28, 1111150), (35, 888920), (40, 777805), (50, 622244), (56, 555575), (70, 444460), (71, 438200), (100, 311122), (140, 222230), (142, 219100), (175, 177784), (200, 155561), (280, 111115), (284, 109550), (313, 99400), (350, 88892), (355, 87640), (497, 62600), (568, 54775), (626, 49700), (700, 44446), (710, 43820), (994, 31300), (1252, 24850), (1400, 22223), (1420, 21910), (1565, 19880), (1775, 17528), (1988, 15650), (2191, 14200), (2485, 12520), (2504, 12425), (2840, 10955), (3130, 9940), (3550, 8764), (3976, 7825), (4382, 7100), (4970, 6260)]