31295360

素因数分解:

$2^7\times 5^1\times {\mathrm{107}}^1\times {\mathrm{457}}^1$

素因数の和:583

約数の個数: 64

約数和(自身を含む): 75679920

約数和(自身を除く): 44384560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 107, 128, 160, 214, 320, 428, 457, 535, 640, 856, 914, 1070, 1712, 1828, 2140, 2285, 3424, 3656, 4280, 4570, 6848, 7312, 8560, 9140, 13696, 14624, 17120, 18280, 29248, 34240, 36560, 48899, 58496, 68480, 73120, 97798, 146240, 195596, 244495, 292480, 391192, 488990, 782384, 977980, 1564768, 1955960, 3129536, 3911920, 6259072, 7823840, 15647680, 31295360]

約数ペア:

[(1, 31295360), (2, 15647680), (4, 7823840), (5, 6259072), (8, 3911920), (10, 3129536), (16, 1955960), (20, 1564768), (32, 977980), (40, 782384), (64, 488990), (80, 391192), (107, 292480), (128, 244495), (160, 195596), (214, 146240), (320, 97798), (428, 73120), (457, 68480), (535, 58496), (640, 48899), (856, 36560), (914, 34240), (1070, 29248), (1712, 18280), (1828, 17120), (2140, 14624), (2285, 13696), (3424, 9140), (3656, 8560), (4280, 7312), (4570, 6848)]