61521075

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:154

約数の個数: 144

約数和(自身を含む): 142062336

約数和(自身を除く): 80541261

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 45, 53, 55, 63, 67, 75, 77, 99, 105, 159, 165, 175, 201, 225, 231, 265, 275, 315, 335, 371, 385, 469, 477, 495, 525, 583, 603, 693, 737, 795, 825, 1005, 1113, 1155, 1325, 1407, 1575, 1675, 1749, 1855, 1925, 2211, 2345, 2385, 2475, 2915, 3015, 3339, 3465, 3551, 3685, 3975, 4081, 4221, 5025, 5159, 5247, 5565, 5775, 6633, 7035, 8745, 9275, 10653, 11055, 11725, 11925, 12243, 14575, 15075, 15477, 16695, 17325, 17755, 18425, 20405, 21105, 24857, 25795, 26235, 27825, 31959, 33165, 35175, 36729, 39061, 43725, 46431, 53265, 55275, 61215, 74571, 77385, 83475, 88775, 102025, 105525, 117183, 124285, 128975, 131175, 159795, 165825, 183645, 195305, 223713, 232155, 266325, 273427, 306075, 351549, 372855, 386925, 585915, 621425, 798975, 820281, 918225, 976525, 1118565, 1160775, 1367135, 1757745, 1864275, 2460843, 2929575, 4101405, 5592825, 6835675, 8788725, 12304215, 20507025, 61521075]

約数ペア:

[(1, 61521075), (3, 20507025), (5, 12304215), (7, 8788725), (9, 6835675), (11, 5592825), (15, 4101405), (21, 2929575), (25, 2460843), (33, 1864275), (35, 1757745), (45, 1367135), (53, 1160775), (55, 1118565), (63, 976525), (67, 918225), (75, 820281), (77, 798975), (99, 621425), (105, 585915), (159, 386925), (165, 372855), (175, 351549), (201, 306075), (225, 273427), (231, 266325), (265, 232155), (275, 223713), (315, 195305), (335, 183645), (371, 165825), (385, 159795), (469, 131175), (477, 128975), (495, 124285), (525, 117183), (583, 105525), (603, 102025), (693, 88775), (737, 83475), (795, 77385), (825, 74571), (1005, 61215), (1113, 55275), (1155, 53265), (1325, 46431), (1407, 43725), (1575, 39061), (1675, 36729), (1749, 35175), (1855, 33165), (1925, 31959), (2211, 27825), (2345, 26235), (2385, 25795), (2475, 24857), (2915, 21105), (3015, 20405), (3339, 18425), (3465, 17755), (3551, 17325), (3685, 16695), (3975, 15477), (4081, 15075), (4221, 14575), (5025, 12243), (5159, 11925), (5247, 11725), (5565, 11055), (5775, 10653), (6633, 9275), (7035, 8745)]