25745895

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^2$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 53517984

約数和(自身を除く): 27772089

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 37, 45, 47, 63, 105, 111, 141, 185, 235, 259, 315, 329, 333, 423, 555, 705, 777, 987, 1295, 1645, 1665, 1739, 2115, 2209, 2331, 2961, 3885, 4935, 5217, 6627, 8695, 11045, 11655, 12173, 14805, 15463, 15651, 19881, 26085, 33135, 36519, 46389, 60865, 77315, 78255, 81733, 99405, 109557, 139167, 182595, 231945, 245199, 408665, 547785, 572131, 695835, 735597, 1225995, 1716393, 2860655, 3677985, 5149179, 8581965, 25745895]

約数ペア:

[(1, 25745895), (3, 8581965), (5, 5149179), (7, 3677985), (9, 2860655), (15, 1716393), (21, 1225995), (35, 735597), (37, 695835), (45, 572131), (47, 547785), (63, 408665), (105, 245199), (111, 231945), (141, 182595), (185, 139167), (235, 109557), (259, 99405), (315, 81733), (329, 78255), (333, 77315), (423, 60865), (555, 46389), (705, 36519), (777, 33135), (987, 26085), (1295, 19881), (1645, 15651), (1665, 15463), (1739, 14805), (2115, 12173), (2209, 11655), (2331, 11045), (2961, 8695), (3885, 6627), (4935, 5217)]