27406225

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 44282880

約数和(自身を除く): 16876655

約数列:

[1, 5, 7, 11, 23, 25, 35, 55, 77, 115, 161, 175, 253, 275, 385, 575, 619, 805, 1265, 1771, 1925, 3095, 4025, 4333, 6325, 6809, 8855, 14237, 15475, 21665, 34045, 44275, 47663, 71185, 99659, 108325, 156607, 170225, 238315, 355925, 498295, 783035, 1096249, 1191575, 2491475, 3915175, 5481245, 27406225]

約数ペア:

[(1, 27406225), (5, 5481245), (7, 3915175), (11, 2491475), (23, 1191575), (25, 1096249), (35, 783035), (55, 498295), (77, 355925), (115, 238315), (161, 170225), (175, 156607), (253, 108325), (275, 99659), (385, 71185), (575, 47663), (619, 44275), (805, 34045), (1265, 21665), (1771, 15475), (1925, 14237), (3095, 8855), (4025, 6809), (4333, 6325)]