38641725

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:192

約数の個数: 96

約数和(自身を含む): 78566400

約数和(自身を除く): 39924675

約数列:

[1, 3, 5, 9, 15, 19, 23, 25, 27, 45, 57, 69, 75, 95, 115, 131, 135, 171, 207, 225, 285, 345, 393, 437, 475, 513, 575, 621, 655, 675, 855, 1035, 1179, 1311, 1425, 1725, 1965, 2185, 2489, 2565, 3013, 3105, 3275, 3537, 3933, 4275, 5175, 5895, 6555, 7467, 9039, 9825, 10925, 11799, 12445, 12825, 15065, 15525, 17685, 19665, 22401, 27117, 29475, 32775, 37335, 45195, 57247, 58995, 62225, 67203, 75325, 81351, 88425, 98325, 112005, 135585, 171741, 186675, 225975, 286235, 294975, 336015, 406755, 515223, 560025, 677925, 858705, 1431175, 1545669, 1680075, 2033775, 2576115, 4293525, 7728345, 12880575, 38641725]

約数ペア:

[(1, 38641725), (3, 12880575), (5, 7728345), (9, 4293525), (15, 2576115), (19, 2033775), (23, 1680075), (25, 1545669), (27, 1431175), (45, 858705), (57, 677925), (69, 560025), (75, 515223), (95, 406755), (115, 336015), (131, 294975), (135, 286235), (171, 225975), (207, 186675), (225, 171741), (285, 135585), (345, 112005), (393, 98325), (437, 88425), (475, 81351), (513, 75325), (575, 67203), (621, 62225), (655, 58995), (675, 57247), (855, 45195), (1035, 37335), (1179, 32775), (1311, 29475), (1425, 27117), (1725, 22401), (1965, 19665), (2185, 17685), (2489, 15525), (2565, 15065), (3013, 12825), (3105, 12445), (3275, 11799), (3537, 10925), (3933, 9825), (4275, 9039), (5175, 7467), (5895, 6555)]