201006725

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:734

約数の個数: 36

約数和(自身を含む): 271348704

約数和(自身を除く): 70341979

約数列:

[1, 5, 17, 25, 43, 85, 215, 289, 425, 647, 731, 1075, 1445, 3235, 3655, 7225, 10999, 12427, 16175, 18275, 27821, 54995, 62135, 139105, 186983, 274975, 310675, 472957, 695525, 934915, 2364785, 4674575, 8040269, 11823925, 40201345, 201006725]

約数ペア:

[(1, 201006725), (5, 40201345), (17, 11823925), (25, 8040269), (43, 4674575), (85, 2364785), (215, 934915), (289, 695525), (425, 472957), (647, 310675), (731, 274975), (1075, 186983), (1445, 139105), (3235, 62135), (3655, 54995), (7225, 27821), (10999, 18275), (12427, 16175)]