201231056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:364

約数の個数: 80

約数和(自身を含む): 435388800

約数和(自身を除く): 234157744

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 149, 151, 172, 208, 298, 302, 344, 559, 596, 604, 688, 1118, 1192, 1208, 1937, 1963, 2236, 2384, 2416, 3874, 3926, 4472, 6407, 6493, 7748, 7852, 8944, 12814, 12986, 15496, 15704, 22499, 25628, 25972, 30992, 31408, 44998, 51256, 51944, 83291, 84409, 89996, 102512, 103888, 166582, 168818, 179992, 292487, 333164, 337636, 359984, 584974, 666328, 675272, 967457, 1169948, 1332656, 1350544, 1934914, 2339896, 3869828, 4679792, 7739656, 12576941, 15479312, 25153882, 50307764, 100615528, 201231056]

約数ペア:

[(1, 201231056), (2, 100615528), (4, 50307764), (8, 25153882), (13, 15479312), (16, 12576941), (26, 7739656), (43, 4679792), (52, 3869828), (86, 2339896), (104, 1934914), (149, 1350544), (151, 1332656), (172, 1169948), (208, 967457), (298, 675272), (302, 666328), (344, 584974), (559, 359984), (596, 337636), (604, 333164), (688, 292487), (1118, 179992), (1192, 168818), (1208, 166582), (1937, 103888), (1963, 102512), (2236, 89996), (2384, 84409), (2416, 83291), (3874, 51944), (3926, 51256), (4472, 44998), (6407, 31408), (6493, 30992), (7748, 25972), (7852, 25628), (8944, 22499), (12814, 15704), (12986, 15496)]