25916940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:396

約数の個数: 144

約数和(自身を含む): 91483392

約数和(自身を除く): 65566452

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 67, 70, 84, 90, 105, 126, 134, 140, 180, 201, 210, 252, 268, 307, 315, 335, 402, 420, 469, 603, 614, 630, 670, 804, 921, 938, 1005, 1206, 1228, 1260, 1340, 1407, 1535, 1842, 1876, 2010, 2149, 2345, 2412, 2763, 2814, 3015, 3070, 3684, 4020, 4221, 4298, 4605, 4690, 5526, 5628, 6030, 6140, 6447, 7035, 8442, 8596, 9210, 9380, 10745, 11052, 12060, 12894, 13815, 14070, 16884, 18420, 19341, 20569, 21105, 21490, 25788, 27630, 28140, 32235, 38682, 41138, 42210, 42980, 55260, 61707, 64470, 77364, 82276, 84420, 96705, 102845, 123414, 128940, 143983, 185121, 193410, 205690, 246828, 287966, 308535, 370242, 386820, 411380, 431949, 575932, 617070, 719915, 740484, 863898, 925605, 1234140, 1295847, 1439830, 1727796, 1851210, 2159745, 2591694, 2879660, 3702420, 4319490, 5183388, 6479235, 8638980, 12958470, 25916940]

約数ペア:

[(1, 25916940), (2, 12958470), (3, 8638980), (4, 6479235), (5, 5183388), (6, 4319490), (7, 3702420), (9, 2879660), (10, 2591694), (12, 2159745), (14, 1851210), (15, 1727796), (18, 1439830), (20, 1295847), (21, 1234140), (28, 925605), (30, 863898), (35, 740484), (36, 719915), (42, 617070), (45, 575932), (60, 431949), (63, 411380), (67, 386820), (70, 370242), (84, 308535), (90, 287966), (105, 246828), (126, 205690), (134, 193410), (140, 185121), (180, 143983), (201, 128940), (210, 123414), (252, 102845), (268, 96705), (307, 84420), (315, 82276), (335, 77364), (402, 64470), (420, 61707), (469, 55260), (603, 42980), (614, 42210), (630, 41138), (670, 38682), (804, 32235), (921, 28140), (938, 27630), (1005, 25788), (1206, 21490), (1228, 21105), (1260, 20569), (1340, 19341), (1407, 18420), (1535, 16884), (1842, 14070), (1876, 13815), (2010, 12894), (2149, 12060), (2345, 11052), (2412, 10745), (2763, 9380), (2814, 9210), (3015, 8596), (3070, 8442), (3684, 7035), (4020, 6447), (4221, 6140), (4298, 6030), (4605, 5628), (4690, 5526)]