28444825

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:202

約数の個数: 36

約数和(自身を含む): 38981632

約数和(自身を除く): 10536807

約数列:

[1, 5, 17, 25, 31, 85, 127, 155, 289, 425, 527, 635, 775, 1445, 2159, 2635, 3175, 3937, 7225, 8959, 10795, 13175, 19685, 36703, 44795, 53975, 66929, 98425, 183515, 223975, 334645, 917575, 1137793, 1673225, 5688965, 28444825]

約数ペア:

[(1, 28444825), (5, 5688965), (17, 1673225), (25, 1137793), (31, 917575), (85, 334645), (127, 223975), (155, 183515), (289, 98425), (425, 66929), (527, 53975), (635, 44795), (775, 36703), (1445, 19685), (2159, 13175), (2635, 10795), (3175, 8959), (3937, 7225)]