72885375

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:178

約数の個数: 96

約数和(自身を含む): 144263808

約数和(自身を除く): 71378433

約数列:

[1, 3, 5, 9, 15, 17, 25, 37, 45, 51, 75, 85, 103, 111, 125, 153, 185, 225, 255, 309, 333, 375, 425, 515, 555, 629, 765, 925, 927, 1125, 1275, 1545, 1665, 1751, 1887, 2125, 2575, 2775, 3145, 3811, 3825, 4625, 4635, 5253, 5661, 6375, 7725, 8325, 8755, 9435, 11433, 12875, 13875, 15725, 15759, 19055, 19125, 23175, 26265, 28305, 34299, 38625, 41625, 43775, 47175, 57165, 64787, 78625, 78795, 95275, 115875, 131325, 141525, 171495, 194361, 218875, 235875, 285825, 323935, 393975, 476375, 583083, 656625, 707625, 857475, 971805, 1429125, 1619675, 1969875, 2915415, 4287375, 4859025, 8098375, 14577075, 24295125, 72885375]

約数ペア:

[(1, 72885375), (3, 24295125), (5, 14577075), (9, 8098375), (15, 4859025), (17, 4287375), (25, 2915415), (37, 1969875), (45, 1619675), (51, 1429125), (75, 971805), (85, 857475), (103, 707625), (111, 656625), (125, 583083), (153, 476375), (185, 393975), (225, 323935), (255, 285825), (309, 235875), (333, 218875), (375, 194361), (425, 171495), (515, 141525), (555, 131325), (629, 115875), (765, 95275), (925, 78795), (927, 78625), (1125, 64787), (1275, 57165), (1545, 47175), (1665, 43775), (1751, 41625), (1887, 38625), (2125, 34299), (2575, 28305), (2775, 26265), (3145, 23175), (3811, 19125), (3825, 19055), (4625, 15759), (4635, 15725), (5253, 13875), (5661, 12875), (6375, 11433), (7725, 9435), (8325, 8755)]