67712060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{271}}^1$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 158816448

約数和(自身を除く): 91104388

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 271, 310, 403, 542, 620, 806, 961, 1084, 1355, 1612, 1922, 2015, 2710, 3523, 3844, 4030, 4805, 5420, 7046, 8060, 8401, 9610, 12493, 14092, 16802, 17615, 19220, 24986, 33604, 35230, 42005, 49972, 62465, 70460, 84010, 109213, 124930, 168020, 218426, 249860, 260431, 436852, 520862, 546065, 1041724, 1092130, 1302155, 2184260, 2604310, 3385603, 5208620, 6771206, 13542412, 16928015, 33856030, 67712060]

約数ペア:

[(1, 67712060), (2, 33856030), (4, 16928015), (5, 13542412), (10, 6771206), (13, 5208620), (20, 3385603), (26, 2604310), (31, 2184260), (52, 1302155), (62, 1092130), (65, 1041724), (124, 546065), (130, 520862), (155, 436852), (260, 260431), (271, 249860), (310, 218426), (403, 168020), (542, 124930), (620, 109213), (806, 84010), (961, 70460), (1084, 62465), (1355, 49972), (1612, 42005), (1922, 35230), (2015, 33604), (2710, 24986), (3523, 19220), (3844, 17615), (4030, 16802), (4805, 14092), (5420, 12493), (7046, 9610), (8060, 8401)]