15396400

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{631}}^1$

素因数の和:710

約数の個数: 60

約数和(自身を含む): 37655824

約数和(自身を除く): 22259424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 80, 100, 122, 200, 244, 305, 400, 488, 610, 631, 976, 1220, 1262, 1525, 2440, 2524, 3050, 3155, 4880, 5048, 6100, 6310, 10096, 12200, 12620, 15775, 24400, 25240, 31550, 38491, 50480, 63100, 76982, 126200, 153964, 192455, 252400, 307928, 384910, 615856, 769820, 962275, 1539640, 1924550, 3079280, 3849100, 7698200, 15396400]

約数ペア:

[(1, 15396400), (2, 7698200), (4, 3849100), (5, 3079280), (8, 1924550), (10, 1539640), (16, 962275), (20, 769820), (25, 615856), (40, 384910), (50, 307928), (61, 252400), (80, 192455), (100, 153964), (122, 126200), (200, 76982), (244, 63100), (305, 50480), (400, 38491), (488, 31550), (610, 25240), (631, 24400), (976, 15775), (1220, 12620), (1262, 12200), (1525, 10096), (2440, 6310), (2524, 6100), (3050, 5048), (3155, 4880)]