75816520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{691}}^1$

素因数の和:926

約数の個数: 64

約数和(自身を含む): 184847040

約数和(自身を除く): 109030520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 211, 260, 422, 520, 691, 844, 1055, 1382, 1688, 2110, 2743, 2764, 3455, 4220, 5486, 5528, 6910, 8440, 8983, 10972, 13715, 13820, 17966, 21944, 27430, 27640, 35932, 44915, 54860, 71864, 89830, 109720, 145801, 179660, 291602, 359320, 583204, 729005, 1166408, 1458010, 1895413, 2916020, 3790826, 5832040, 7581652, 9477065, 15163304, 18954130, 37908260, 75816520]

約数ペア:

[(1, 75816520), (2, 37908260), (4, 18954130), (5, 15163304), (8, 9477065), (10, 7581652), (13, 5832040), (20, 3790826), (26, 2916020), (40, 1895413), (52, 1458010), (65, 1166408), (104, 729005), (130, 583204), (211, 359320), (260, 291602), (422, 179660), (520, 145801), (691, 109720), (844, 89830), (1055, 71864), (1382, 54860), (1688, 44915), (2110, 35932), (2743, 27640), (2764, 27430), (3455, 21944), (4220, 17966), (5486, 13820), (5528, 13715), (6910, 10972), (8440, 8983)]