56100100

素因数分解:

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

素因数の和:242

約数の個数: 81

約数和(自身を含む): 142948533

約数和(自身を除く): 86848433

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 107, 140, 175, 196, 214, 245, 350, 428, 490, 535, 700, 749, 980, 1070, 1225, 1498, 2140, 2450, 2675, 2996, 3745, 4900, 5243, 5350, 7490, 10486, 10700, 11449, 14980, 18725, 20972, 22898, 26215, 37450, 45796, 52430, 57245, 74900, 80143, 104860, 114490, 131075, 160286, 228980, 262150, 286225, 320572, 400715, 524300, 561001, 572450, 801430, 1122002, 1144900, 1602860, 2003575, 2244004, 2805005, 4007150, 5610010, 8014300, 11220020, 14025025, 28050050, 56100100]

約数ペア:

[(1, 56100100), (2, 28050050), (4, 14025025), (5, 11220020), (7, 8014300), (10, 5610010), (14, 4007150), (20, 2805005), (25, 2244004), (28, 2003575), (35, 1602860), (49, 1144900), (50, 1122002), (70, 801430), (98, 572450), (100, 561001), (107, 524300), (140, 400715), (175, 320572), (196, 286225), (214, 262150), (245, 228980), (350, 160286), (428, 131075), (490, 114490), (535, 104860), (700, 80143), (749, 74900), (980, 57245), (1070, 52430), (1225, 45796), (1498, 37450), (2140, 26215), (2450, 22898), (2675, 20972), (2996, 18725), (3745, 14980), (4900, 11449), (5243, 10700), (5350, 10486)]