159080000

素因数分解:

$2^6\times 5^4\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:170

約数の個数: 140

約数和(自身を含む): 408253692

約数和(自身を除く): 249173692

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, 625, 656, 776, 800, 820, 970, 1000, 1025, 1250, 1312, 1552, 1600, 1640, 1940, 2000, 2050, 2425, 2500, 2624, 3104, 3280, 3880, 3977, 4000, 4100, 4850, 5000, 5125, 6208, 6560, 7760, 7954, 8000, 8200, 9700, 10000, 10250, 12125, 13120, 15520, 15908, 16400, 19400, 19885, 20000, 20500, 24250, 25625, 31040, 31816, 32800, 38800, 39770, 40000, 41000, 48500, 51250, 60625, 63632, 65600, 77600, 79540, 82000, 97000, 99425, 102500, 121250, 127264, 155200, 159080, 164000, 194000, 198850, 205000, 242500, 254528, 318160, 328000, 388000, 397700, 410000, 485000, 497125, 636320, 776000, 795400, 820000, 970000, 994250, 1272640, 1590800, 1640000, 1940000, 1988500, 2485625, 3181600, 3880000, 3977000, 4971250, 6363200, 7954000, 9942500, 15908000, 19885000, 31816000, 39770000, 79540000, 159080000]

約数ペア:

[(1, 159080000), (2, 79540000), (4, 39770000), (5, 31816000), (8, 19885000), (10, 15908000), (16, 9942500), (20, 7954000), (25, 6363200), (32, 4971250), (40, 3977000), (41, 3880000), (50, 3181600), (64, 2485625), (80, 1988500), (82, 1940000), (97, 1640000), (100, 1590800), (125, 1272640), (160, 994250), (164, 970000), (194, 820000), (200, 795400), (205, 776000), (250, 636320), (320, 497125), (328, 485000), (388, 410000), (400, 397700), (410, 388000), (485, 328000), (500, 318160), (625, 254528), (656, 242500), (776, 205000), (800, 198850), (820, 194000), (970, 164000), (1000, 159080), (1025, 155200), (1250, 127264), (1312, 121250), (1552, 102500), (1600, 99425), (1640, 97000), (1940, 82000), (2000, 79540), (2050, 77600), (2425, 65600), (2500, 63632), (2624, 60625), (3104, 51250), (3280, 48500), (3880, 41000), (3977, 40000), (4000, 39770), (4100, 38800), (4850, 32800), (5000, 31816), (5125, 31040), (6208, 25625), (6560, 24250), (7760, 20500), (7954, 20000), (8000, 19885), (8200, 19400), (9700, 16400), (10000, 15908), (10250, 15520), (12125, 13120)]