77684775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2027}}^1$

素因数の和:2120

約数の個数: 48

約数和(自身を含む): 148871424

約数和(自身を除く): 71186649

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 73, 75, 105, 175, 219, 365, 511, 525, 1095, 1533, 1825, 2027, 2555, 5475, 6081, 7665, 10135, 12775, 14189, 30405, 38325, 42567, 50675, 70945, 147971, 152025, 212835, 354725, 443913, 739855, 1035797, 1064175, 2219565, 3107391, 3699275, 5178985, 11097825, 15536955, 25894925, 77684775]

約数ペア:

[(1, 77684775), (3, 25894925), (5, 15536955), (7, 11097825), (15, 5178985), (21, 3699275), (25, 3107391), (35, 2219565), (73, 1064175), (75, 1035797), (105, 739855), (175, 443913), (219, 354725), (365, 212835), (511, 152025), (525, 147971), (1095, 70945), (1533, 50675), (1825, 42567), (2027, 38325), (2555, 30405), (5475, 14189), (6081, 12775), (7665, 10135)]