80375890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{271}}^1$

素因数の和:527

約数の個数: 64

約数和(自身を含む): 175472640

約数和(自身を除く): 95096750

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 223, 266, 271, 446, 542, 665, 1115, 1330, 1355, 1561, 1897, 2230, 2710, 3122, 3794, 4237, 5149, 7805, 8474, 9485, 10298, 15610, 18970, 21185, 25745, 29659, 36043, 42370, 51490, 59318, 60433, 72086, 120866, 148295, 180215, 296590, 302165, 360430, 423031, 604330, 846062, 1148227, 2115155, 2296454, 4230310, 5741135, 8037589, 11482270, 16075178, 40187945, 80375890]

約数ペア:

[(1, 80375890), (2, 40187945), (5, 16075178), (7, 11482270), (10, 8037589), (14, 5741135), (19, 4230310), (35, 2296454), (38, 2115155), (70, 1148227), (95, 846062), (133, 604330), (190, 423031), (223, 360430), (266, 302165), (271, 296590), (446, 180215), (542, 148295), (665, 120866), (1115, 72086), (1330, 60433), (1355, 59318), (1561, 51490), (1897, 42370), (2230, 36043), (2710, 29659), (3122, 25745), (3794, 21185), (4237, 18970), (5149, 15610), (7805, 10298), (8474, 9485)]