1028200000

素因数分解:

$2^6\times 5^5\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:187

約数の個数: 168

約数和(自身を含む): 2625160104

約数和(自身を除く): 1596960104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 64, 80, 97, 100, 106, 125, 160, 194, 200, 212, 250, 265, 320, 388, 400, 424, 485, 500, 530, 625, 776, 800, 848, 970, 1000, 1060, 1250, 1325, 1552, 1600, 1696, 1940, 2000, 2120, 2425, 2500, 2650, 3104, 3125, 3392, 3880, 4000, 4240, 4850, 5000, 5141, 5300, 6208, 6250, 6625, 7760, 8000, 8480, 9700, 10000, 10282, 10600, 12125, 12500, 13250, 15520, 16960, 19400, 20000, 20564, 21200, 24250, 25000, 25705, 26500, 31040, 33125, 38800, 40000, 41128, 42400, 48500, 50000, 51410, 53000, 60625, 66250, 77600, 82256, 84800, 97000, 100000, 102820, 106000, 121250, 128525, 132500, 155200, 164512, 165625, 194000, 200000, 205640, 212000, 242500, 257050, 265000, 303125, 329024, 331250, 388000, 411280, 424000, 485000, 514100, 530000, 606250, 642625, 662500, 776000, 822560, 970000, 1028200, 1060000, 1212500, 1285250, 1325000, 1645120, 1940000, 2056400, 2120000, 2425000, 2570500, 2650000, 3213125, 3880000, 4112800, 4850000, 5141000, 5300000, 6426250, 8225600, 9700000, 10282000, 10600000, 12852500, 16065625, 19400000, 20564000, 25705000, 32131250, 41128000, 51410000, 64262500, 102820000, 128525000, 205640000, 257050000, 514100000, 1028200000]

約数ペア:

[(1, 1028200000), (2, 514100000), (4, 257050000), (5, 205640000), (8, 128525000), (10, 102820000), (16, 64262500), (20, 51410000), (25, 41128000), (32, 32131250), (40, 25705000), (50, 20564000), (53, 19400000), (64, 16065625), (80, 12852500), (97, 10600000), (100, 10282000), (106, 9700000), (125, 8225600), (160, 6426250), (194, 5300000), (200, 5141000), (212, 4850000), (250, 4112800), (265, 3880000), (320, 3213125), (388, 2650000), (400, 2570500), (424, 2425000), (485, 2120000), (500, 2056400), (530, 1940000), (625, 1645120), (776, 1325000), (800, 1285250), (848, 1212500), (970, 1060000), (1000, 1028200), (1060, 970000), (1250, 822560), (1325, 776000), (1552, 662500), (1600, 642625), (1696, 606250), (1940, 530000), (2000, 514100), (2120, 485000), (2425, 424000), (2500, 411280), (2650, 388000), (3104, 331250), (3125, 329024), (3392, 303125), (3880, 265000), (4000, 257050), (4240, 242500), (4850, 212000), (5000, 205640), (5141, 200000), (5300, 194000), (6208, 165625), (6250, 164512), (6625, 155200), (7760, 132500), (8000, 128525), (8480, 121250), (9700, 106000), (10000, 102820), (10282, 100000), (10600, 97000), (12125, 84800), (12500, 82256), (13250, 77600), (15520, 66250), (16960, 60625), (19400, 53000), (20000, 51410), (20564, 50000), (21200, 48500), (24250, 42400), (25000, 41128), (25705, 40000), (26500, 38800), (31040, 33125)]