64779420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{4201}}^1$

素因数の和:4470

約数の個数: 48

約数和(自身を含む): 182131488

約数和(自身を除く): 117352068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 1028, 1285, 1542, 2570, 3084, 3855, 4201, 5140, 7710, 8402, 12603, 15420, 16804, 21005, 25206, 42010, 50412, 63015, 84020, 126030, 252060, 1079657, 2159314, 3238971, 4318628, 5398285, 6477942, 10796570, 12955884, 16194855, 21593140, 32389710, 64779420]

約数ペア:

[(1, 64779420), (2, 32389710), (3, 21593140), (4, 16194855), (5, 12955884), (6, 10796570), (10, 6477942), (12, 5398285), (15, 4318628), (20, 3238971), (30, 2159314), (60, 1079657), (257, 252060), (514, 126030), (771, 84020), (1028, 63015), (1285, 50412), (1542, 42010), (2570, 25206), (3084, 21005), (3855, 16804), (4201, 15420), (5140, 12603), (7710, 8402)]