77715220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{5791}}^1$

素因数の和:5872

約数の個数: 48

約数和(自身を含む): 180988416

約数和(自身を除く): 103273196

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2684, 3355, 5791, 6710, 11582, 13420, 23164, 28955, 57910, 63701, 115820, 127402, 254804, 318505, 353251, 637010, 706502, 1274020, 1413004, 1766255, 3532510, 3885761, 7065020, 7771522, 15543044, 19428805, 38857610, 77715220]

約数ペア:

[(1, 77715220), (2, 38857610), (4, 19428805), (5, 15543044), (10, 7771522), (11, 7065020), (20, 3885761), (22, 3532510), (44, 1766255), (55, 1413004), (61, 1274020), (110, 706502), (122, 637010), (220, 353251), (244, 318505), (305, 254804), (610, 127402), (671, 115820), (1220, 63701), (1342, 57910), (2684, 28955), (3355, 23164), (5791, 13420), (6710, 11582)]