81755044

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1$

素因数の和:772

約数の個数: 48

約数和(自身を含む): 168739200

約数和(自身を除く): 86984156

約数列:

[1, 2, 4, 7, 14, 28, 53, 89, 106, 178, 212, 356, 371, 619, 623, 742, 1238, 1246, 1484, 2476, 2492, 4333, 4717, 8666, 9434, 17332, 18868, 32807, 33019, 55091, 65614, 66038, 110182, 131228, 132076, 220364, 229649, 385637, 459298, 771274, 918596, 1542548, 2919823, 5839646, 11679292, 20438761, 40877522, 81755044]

約数ペア:

[(1, 81755044), (2, 40877522), (4, 20438761), (7, 11679292), (14, 5839646), (28, 2919823), (53, 1542548), (89, 918596), (106, 771274), (178, 459298), (212, 385637), (356, 229649), (371, 220364), (619, 132076), (623, 131228), (742, 110182), (1238, 66038), (1246, 65614), (1484, 55091), (2476, 33019), (2492, 32807), (4333, 18868), (4717, 17332), (8666, 9434)]