77220494

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:285

約数の個数: 48

約数和(自身を含む): 135185760

約数和(自身を除く): 57965266

約数列:

[1, 2, 13, 17, 26, 34, 89, 151, 169, 178, 221, 302, 338, 442, 1157, 1513, 1963, 2314, 2567, 2873, 3026, 3926, 5134, 5746, 13439, 15041, 19669, 25519, 26878, 30082, 33371, 39338, 51038, 66742, 174707, 228463, 255697, 349414, 433823, 456926, 511394, 867646, 2271191, 2970019, 4542382, 5940038, 38610247, 77220494]

約数ペア:

[(1, 77220494), (2, 38610247), (13, 5940038), (17, 4542382), (26, 2970019), (34, 2271191), (89, 867646), (151, 511394), (169, 456926), (178, 433823), (221, 349414), (302, 255697), (338, 228463), (442, 174707), (1157, 66742), (1513, 51038), (1963, 39338), (2314, 33371), (2567, 30082), (2873, 26878), (3026, 25519), (3926, 19669), (5134, 15041), (5746, 13439)]