1207508725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1126

約数の個数: 48

約数和(自身を含む): 1647323136

約数和(自身を除く): 439814411

約数列:

[1, 5, 17, 25, 47, 61, 85, 235, 305, 425, 799, 991, 1037, 1175, 1525, 2867, 3995, 4955, 5185, 14335, 16847, 19975, 24775, 25925, 46577, 48739, 60451, 71675, 84235, 232885, 243695, 302255, 421175, 791809, 1027667, 1164425, 1218475, 1511275, 2841197, 3959045, 5138335, 14205985, 19795225, 25691675, 48300349, 71029925, 241501745, 1207508725]

約数ペア:

[(1, 1207508725), (5, 241501745), (17, 71029925), (25, 48300349), (47, 25691675), (61, 19795225), (85, 14205985), (235, 5138335), (305, 3959045), (425, 2841197), (799, 1511275), (991, 1218475), (1037, 1164425), (1175, 1027667), (1525, 791809), (2867, 421175), (3995, 302255), (4955, 243695), (5185, 232885), (14335, 84235), (16847, 71675), (19975, 60451), (24775, 48739), (25925, 46577)]