252451275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{509}}^1$

素因数の和:928

約数の個数: 48

約数和(自身を含む): 443944800

約数和(自身を除く): 191493525

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 389, 425, 509, 1167, 1275, 1527, 1945, 2545, 5835, 6613, 7635, 8653, 9725, 12725, 19839, 25959, 29175, 33065, 38175, 43265, 99195, 129795, 165325, 198001, 216325, 495975, 594003, 648975, 990005, 2970015, 3366017, 4950025, 10098051, 14850075, 16830085, 50490255, 84150425, 252451275]

約数ペア:

[(1, 252451275), (3, 84150425), (5, 50490255), (15, 16830085), (17, 14850075), (25, 10098051), (51, 4950025), (75, 3366017), (85, 2970015), (255, 990005), (389, 648975), (425, 594003), (509, 495975), (1167, 216325), (1275, 198001), (1527, 165325), (1945, 129795), (2545, 99195), (5835, 43265), (6613, 38175), (7635, 33065), (8653, 29175), (9725, 25959), (12725, 19839)]