64716255

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 117430560

約数和(自身を除く): 52714305

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 101, 145, 261, 303, 435, 491, 505, 909, 1305, 1473, 1515, 2455, 2929, 4419, 4545, 7365, 8787, 14239, 14645, 22095, 26361, 42717, 43935, 49591, 71195, 128151, 131805, 148773, 213585, 247955, 446319, 640755, 743865, 1438139, 2231595, 4314417, 7190695, 12943251, 21572085, 64716255]

約数ペア:

[(1, 64716255), (3, 21572085), (5, 12943251), (9, 7190695), (15, 4314417), (29, 2231595), (45, 1438139), (87, 743865), (101, 640755), (145, 446319), (261, 247955), (303, 213585), (435, 148773), (491, 131805), (505, 128151), (909, 71195), (1305, 49591), (1473, 43935), (1515, 42717), (2455, 26361), (2929, 22095), (4419, 14645), (4545, 14239), (7365, 8787)]