31816000

素因数分解:

$2^6\times 5^3\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:165

約数の個数: 112

約数和(自身を含む): 81546192

約数和(自身を除く): 49730192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 97, 100, 125, 160, 164, 194, 200, 205, 250, 320, 328, 388, 400, 410, 485, 500, 656, 776, 800, 820, 970, 1000, 1025, 1312, 1552, 1600, 1640, 1940, 2000, 2050, 2425, 2624, 3104, 3280, 3880, 3977, 4000, 4100, 4850, 5125, 6208, 6560, 7760, 7954, 8000, 8200, 9700, 10250, 12125, 13120, 15520, 15908, 16400, 19400, 19885, 20500, 24250, 31040, 31816, 32800, 38800, 39770, 41000, 48500, 63632, 65600, 77600, 79540, 82000, 97000, 99425, 127264, 155200, 159080, 164000, 194000, 198850, 254528, 318160, 328000, 388000, 397700, 497125, 636320, 776000, 795400, 994250, 1272640, 1590800, 1988500, 3181600, 3977000, 6363200, 7954000, 15908000, 31816000]

約数ペア:

[(1, 31816000), (2, 15908000), (4, 7954000), (5, 6363200), (8, 3977000), (10, 3181600), (16, 1988500), (20, 1590800), (25, 1272640), (32, 994250), (40, 795400), (41, 776000), (50, 636320), (64, 497125), (80, 397700), (82, 388000), (97, 328000), (100, 318160), (125, 254528), (160, 198850), (164, 194000), (194, 164000), (200, 159080), (205, 155200), (250, 127264), (320, 99425), (328, 97000), (388, 82000), (400, 79540), (410, 77600), (485, 65600), (500, 63632), (656, 48500), (776, 41000), (800, 39770), (820, 38800), (970, 32800), (1000, 31816), (1025, 31040), (1312, 24250), (1552, 20500), (1600, 19885), (1640, 19400), (1940, 16400), (2000, 15908), (2050, 15520), (2425, 13120), (2624, 12125), (3104, 10250), (3280, 9700), (3880, 8200), (3977, 8000), (4000, 7954), (4100, 7760), (4850, 6560), (5125, 6208)]