31378980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{6301}}^1$

素因数の和:6396

約数の個数: 48

約数和(自身を含む): 88933824

約数和(自身を除く): 57554844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 83, 166, 249, 332, 415, 498, 830, 996, 1245, 1660, 2490, 4980, 6301, 12602, 18903, 25204, 31505, 37806, 63010, 75612, 94515, 126020, 189030, 378060, 522983, 1045966, 1568949, 2091932, 2614915, 3137898, 5229830, 6275796, 7844745, 10459660, 15689490, 31378980]

約数ペア:

[(1, 31378980), (2, 15689490), (3, 10459660), (4, 7844745), (5, 6275796), (6, 5229830), (10, 3137898), (12, 2614915), (15, 2091932), (20, 1568949), (30, 1045966), (60, 522983), (83, 378060), (166, 189030), (249, 126020), (332, 94515), (415, 75612), (498, 63010), (830, 37806), (996, 31505), (1245, 25204), (1660, 18903), (2490, 12602), (4980, 6301)]