15697613425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1139

約数の個数: 96

約数和(自身を含む): 23062523904

約数和(自身を除く): 7364910479

約数列:

[1, 5, 13, 17, 25, 47, 61, 65, 85, 221, 235, 305, 325, 425, 611, 793, 799, 991, 1037, 1105, 1175, 1525, 2867, 3055, 3965, 3995, 4955, 5185, 5525, 10387, 12883, 13481, 14335, 15275, 16847, 19825, 19975, 24775, 25925, 37271, 46577, 48739, 51935, 60451, 64415, 67405, 71675, 84235, 186355, 219011, 232885, 243695, 259675, 302255, 322075, 337025, 421175, 605501, 633607, 785863, 791809, 931775, 1027667, 1095055, 1164425, 1218475, 1511275, 2841197, 3027505, 3168035, 3929315, 3959045, 5138335, 5475275, 10293517, 13359671, 14205985, 15137525, 15840175, 19646575, 19795225, 25691675, 36935561, 48300349, 51467585, 66798355, 71029925, 184677805, 241501745, 257337925, 333991775, 627904537, 923389025, 1207508725, 3139522685, 15697613425]

約数ペア:

[(1, 15697613425), (5, 3139522685), (13, 1207508725), (17, 923389025), (25, 627904537), (47, 333991775), (61, 257337925), (65, 241501745), (85, 184677805), (221, 71029925), (235, 66798355), (305, 51467585), (325, 48300349), (425, 36935561), (611, 25691675), (793, 19795225), (799, 19646575), (991, 15840175), (1037, 15137525), (1105, 14205985), (1175, 13359671), (1525, 10293517), (2867, 5475275), (3055, 5138335), (3965, 3959045), (3995, 3929315), (4955, 3168035), (5185, 3027505), (5525, 2841197), (10387, 1511275), (12883, 1218475), (13481, 1164425), (14335, 1095055), (15275, 1027667), (16847, 931775), (19825, 791809), (19975, 785863), (24775, 633607), (25925, 605501), (37271, 421175), (46577, 337025), (48739, 322075), (51935, 302255), (60451, 259675), (64415, 243695), (67405, 232885), (71675, 219011), (84235, 186355)]