127729925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 178381440

約数和(自身を除く): 50651515

約数列:

[1, 5, 17, 23, 25, 73, 85, 115, 179, 365, 391, 425, 575, 895, 1241, 1679, 1825, 1955, 3043, 4117, 4475, 6205, 8395, 9775, 13067, 15215, 20585, 28543, 31025, 41975, 65335, 69989, 76075, 102925, 142715, 222139, 300541, 326675, 349945, 713575, 1110695, 1502705, 1749725, 5109197, 5553475, 7513525, 25545985, 127729925]

約数ペア:

[(1, 127729925), (5, 25545985), (17, 7513525), (23, 5553475), (25, 5109197), (73, 1749725), (85, 1502705), (115, 1110695), (179, 713575), (365, 349945), (391, 326675), (425, 300541), (575, 222139), (895, 142715), (1241, 102925), (1679, 76075), (1825, 69989), (1955, 65335), (3043, 41975), (4117, 31025), (4475, 28543), (6205, 20585), (8395, 15215), (9775, 13067)]