38971650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:109

約数の個数: 144

約数和(自身を含む): 109635840

約数和(自身を除く): 70664190

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 29, 30, 31, 34, 50, 51, 58, 62, 75, 85, 87, 93, 102, 145, 150, 155, 170, 174, 186, 255, 289, 290, 310, 425, 435, 465, 493, 510, 527, 578, 725, 775, 850, 867, 870, 899, 930, 986, 1054, 1275, 1445, 1450, 1479, 1550, 1581, 1734, 1798, 2175, 2325, 2465, 2550, 2635, 2697, 2890, 2958, 3162, 4335, 4350, 4495, 4650, 4930, 5270, 5394, 7225, 7395, 7905, 8381, 8670, 8959, 8990, 12325, 13175, 13485, 14450, 14790, 15283, 15810, 16762, 17918, 21675, 22475, 24650, 25143, 26350, 26877, 26970, 30566, 36975, 39525, 41905, 43350, 44795, 44950, 45849, 50286, 53754, 67425, 73950, 76415, 79050, 83810, 89590, 91698, 125715, 134385, 134850, 152830, 209525, 223975, 229245, 251430, 259811, 268770, 382075, 419050, 447950, 458490, 519622, 628575, 671925, 764150, 779433, 1146225, 1257150, 1299055, 1343850, 1558866, 2292450, 2598110, 3897165, 6495275, 7794330, 12990550, 19485825, 38971650]

約数ペア:

[(1, 38971650), (2, 19485825), (3, 12990550), (5, 7794330), (6, 6495275), (10, 3897165), (15, 2598110), (17, 2292450), (25, 1558866), (29, 1343850), (30, 1299055), (31, 1257150), (34, 1146225), (50, 779433), (51, 764150), (58, 671925), (62, 628575), (75, 519622), (85, 458490), (87, 447950), (93, 419050), (102, 382075), (145, 268770), (150, 259811), (155, 251430), (170, 229245), (174, 223975), (186, 209525), (255, 152830), (289, 134850), (290, 134385), (310, 125715), (425, 91698), (435, 89590), (465, 83810), (493, 79050), (510, 76415), (527, 73950), (578, 67425), (725, 53754), (775, 50286), (850, 45849), (867, 44950), (870, 44795), (899, 43350), (930, 41905), (986, 39525), (1054, 36975), (1275, 30566), (1445, 26970), (1450, 26877), (1479, 26350), (1550, 25143), (1581, 24650), (1734, 22475), (1798, 21675), (2175, 17918), (2325, 16762), (2465, 15810), (2550, 15283), (2635, 14790), (2697, 14450), (2890, 13485), (2958, 13175), (3162, 12325), (4335, 8990), (4350, 8959), (4495, 8670), (4650, 8381), (4930, 7905), (5270, 7395), (5394, 7225)]