245770275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{3637}}^1$

素因数の和:3720

約数の個数: 48

約数和(自身を含む): 438480864

約数和(自身を除く): 192710589

約数列:

[1, 3, 5, 15, 17, 25, 51, 53, 75, 85, 159, 255, 265, 425, 795, 901, 1275, 1325, 2703, 3637, 3975, 4505, 10911, 13515, 18185, 22525, 54555, 61829, 67575, 90925, 185487, 192761, 272775, 309145, 578283, 927435, 963805, 1545725, 2891415, 3276937, 4637175, 4819025, 9830811, 14457075, 16384685, 49154055, 81923425, 245770275]

約数ペア:

[(1, 245770275), (3, 81923425), (5, 49154055), (15, 16384685), (17, 14457075), (25, 9830811), (51, 4819025), (53, 4637175), (75, 3276937), (85, 2891415), (159, 1545725), (255, 963805), (265, 927435), (425, 578283), (795, 309145), (901, 272775), (1275, 192761), (1325, 185487), (2703, 90925), (3637, 67575), (3975, 61829), (4505, 54555), (10911, 22525), (13515, 18185)]