205123743125

素因数分解:

$5^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1\times {\mathrm{3677}}^1$

素因数の和:4056

約数の個数: 80

約数和(自身を含む): 301131806976

約数和(自身を除く): 96008063851

約数列:

[1, 5, 7, 25, 35, 41, 125, 175, 205, 287, 311, 625, 875, 1025, 1435, 1555, 2177, 3677, 4375, 5125, 7175, 7775, 10885, 12751, 18385, 25625, 25739, 35875, 38875, 54425, 63755, 89257, 91925, 128695, 150757, 179375, 194375, 272125, 318775, 446285, 459625, 643475, 753785, 1055299, 1143547, 1360625, 1593875, 2231425, 2298125, 3217375, 3768925, 5276495, 5717735, 7969375, 8004829, 11157125, 16086875, 18844625, 26382475, 28588675, 40024145, 46885427, 55785625, 94223125, 131912375, 142943375, 200120725, 234427135, 328197989, 659561875, 714716875, 1000603625, 1172135675, 1640989945, 5003018125, 5860678375, 8204949725, 29303391875, 41024748625, 205123743125]

約数ペア:

[(1, 205123743125), (5, 41024748625), (7, 29303391875), (25, 8204949725), (35, 5860678375), (41, 5003018125), (125, 1640989945), (175, 1172135675), (205, 1000603625), (287, 714716875), (311, 659561875), (625, 328197989), (875, 234427135), (1025, 200120725), (1435, 142943375), (1555, 131912375), (2177, 94223125), (3677, 55785625), (4375, 46885427), (5125, 40024145), (7175, 28588675), (7775, 26382475), (10885, 18844625), (12751, 16086875), (18385, 11157125), (25625, 8004829), (25739, 7969375), (35875, 5717735), (38875, 5276495), (54425, 3768925), (63755, 3217375), (89257, 2298125), (91925, 2231425), (128695, 1593875), (150757, 1360625), (179375, 1143547), (194375, 1055299), (272125, 753785), (318775, 643475), (446285, 459625)]