73721775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{863}}^1$

素因数の和:960

約数の個数: 48

約数和(自身を含む): 131134464

約数和(自身を除く): 57412689

約数列:

[1, 3, 5, 15, 17, 25, 51, 67, 75, 85, 201, 255, 335, 425, 863, 1005, 1139, 1275, 1675, 2589, 3417, 4315, 5025, 5695, 12945, 14671, 17085, 21575, 28475, 44013, 57821, 64725, 73355, 85425, 173463, 220065, 289105, 366775, 867315, 982957, 1100325, 1445525, 2948871, 4336575, 4914785, 14744355, 24573925, 73721775]

約数ペア:

[(1, 73721775), (3, 24573925), (5, 14744355), (15, 4914785), (17, 4336575), (25, 2948871), (51, 1445525), (67, 1100325), (75, 982957), (85, 867315), (201, 366775), (255, 289105), (335, 220065), (425, 173463), (863, 85425), (1005, 73355), (1139, 64725), (1275, 57821), (1675, 44013), (2589, 28475), (3417, 21575), (4315, 17085), (5025, 14671), (5695, 12945)]