50720865

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 93671424

約数和(自身を除く): 42950559

約数列:

[1, 3, 5, 13, 15, 23, 39, 43, 65, 69, 115, 129, 195, 215, 263, 299, 345, 559, 645, 789, 897, 989, 1315, 1495, 1677, 2795, 2967, 3419, 3945, 4485, 4945, 6049, 8385, 10257, 11309, 12857, 14835, 17095, 18147, 30245, 33927, 38571, 51285, 56545, 64285, 78637, 90735, 147017, 169635, 192855, 235911, 260107, 393185, 441051, 735085, 780321, 1179555, 1300535, 2205255, 3381391, 3901605, 10144173, 16906955, 50720865]

約数ペア:

[(1, 50720865), (3, 16906955), (5, 10144173), (13, 3901605), (15, 3381391), (23, 2205255), (39, 1300535), (43, 1179555), (65, 780321), (69, 735085), (115, 441051), (129, 393185), (195, 260107), (215, 235911), (263, 192855), (299, 169635), (345, 147017), (559, 90735), (645, 78637), (789, 64285), (897, 56545), (989, 51285), (1315, 38571), (1495, 33927), (1677, 30245), (2795, 18147), (2967, 17095), (3419, 14835), (3945, 12857), (4485, 11309), (4945, 10257), (6049, 8385)]