15207979575

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:721

約数の個数: 96

約数和(自身を含む): 26360812800

約数和(自身を除く): 11152833225

約数列:

[1, 3, 5, 15, 25, 37, 75, 89, 111, 139, 185, 267, 417, 443, 445, 555, 695, 925, 1329, 1335, 2085, 2215, 2225, 2775, 3293, 3475, 5143, 6645, 6675, 9879, 10425, 11075, 12371, 15429, 16391, 16465, 25715, 33225, 37113, 39427, 49173, 49395, 61577, 61855, 77145, 81955, 82325, 118281, 128575, 184731, 185565, 197135, 245865, 246975, 307885, 309275, 385725, 409775, 457727, 591405, 923655, 927825, 985675, 1229325, 1373181, 1458799, 1539425, 2278349, 2288635, 2957025, 4376397, 4618275, 5480353, 6835047, 6865905, 7293995, 11391745, 11443175, 16441059, 21881985, 27401765, 34175235, 34329525, 36469975, 56958725, 82205295, 109409925, 137008825, 170876175, 202773061, 411026475, 608319183, 1013865305, 3041595915, 5069326525, 15207979575]

約数ペア:

[(1, 15207979575), (3, 5069326525), (5, 3041595915), (15, 1013865305), (25, 608319183), (37, 411026475), (75, 202773061), (89, 170876175), (111, 137008825), (139, 109409925), (185, 82205295), (267, 56958725), (417, 36469975), (443, 34329525), (445, 34175235), (555, 27401765), (695, 21881985), (925, 16441059), (1329, 11443175), (1335, 11391745), (2085, 7293995), (2215, 6865905), (2225, 6835047), (2775, 5480353), (3293, 4618275), (3475, 4376397), (5143, 2957025), (6645, 2288635), (6675, 2278349), (9879, 1539425), (10425, 1458799), (11075, 1373181), (12371, 1229325), (15429, 985675), (16391, 927825), (16465, 923655), (25715, 591405), (33225, 457727), (37113, 409775), (39427, 385725), (49173, 309275), (49395, 307885), (61577, 246975), (61855, 245865), (77145, 197135), (81955, 185565), (82325, 184731), (118281, 128575)]