251374336

素因数分解:

$2^8\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 519208704

約数和(自身を除く): 267834368

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 97, 106, 128, 191, 194, 212, 256, 382, 388, 424, 764, 776, 848, 1528, 1552, 1696, 3056, 3104, 3392, 5141, 6112, 6208, 6784, 10123, 10282, 12224, 12416, 13568, 18527, 20246, 20564, 24448, 24832, 37054, 40492, 41128, 48896, 74108, 80984, 82256, 148216, 161968, 164512, 296432, 323936, 329024, 592864, 647872, 658048, 981931, 1185728, 1295744, 1316096, 1963862, 2371456, 2591488, 3927724, 4742912, 7855448, 15710896, 31421792, 62843584, 125687168, 251374336]

約数ペア:

[(1, 251374336), (2, 125687168), (4, 62843584), (8, 31421792), (16, 15710896), (32, 7855448), (53, 4742912), (64, 3927724), (97, 2591488), (106, 2371456), (128, 1963862), (191, 1316096), (194, 1295744), (212, 1185728), (256, 981931), (382, 658048), (388, 647872), (424, 592864), (764, 329024), (776, 323936), (848, 296432), (1528, 164512), (1552, 161968), (1696, 148216), (3056, 82256), (3104, 80984), (3392, 74108), (5141, 48896), (6112, 41128), (6208, 40492), (6784, 37054), (10123, 24832), (10282, 24448), (12224, 20564), (12416, 20246), (13568, 18527)]