1279665430

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:541

約数の個数: 64

約数和(自身を含む): 2424619008

約数和(自身を除く): 1144953578

約数列:

[1, 2, 5, 10, 31, 62, 107, 155, 173, 214, 223, 310, 346, 446, 535, 865, 1070, 1115, 1730, 2230, 3317, 5363, 6634, 6913, 10726, 13826, 16585, 18511, 23861, 26815, 33170, 34565, 37022, 38579, 47722, 53630, 69130, 77158, 92555, 119305, 185110, 192895, 238610, 385790, 573841, 739691, 1147682, 1195949, 1479382, 2391898, 2869205, 3698455, 4127953, 5738410, 5979745, 7396910, 8255906, 11959490, 20639765, 41279530, 127966543, 255933086, 639832715, 1279665430]

約数ペア:

[(1, 1279665430), (2, 639832715), (5, 255933086), (10, 127966543), (31, 41279530), (62, 20639765), (107, 11959490), (155, 8255906), (173, 7396910), (214, 5979745), (223, 5738410), (310, 4127953), (346, 3698455), (446, 2869205), (535, 2391898), (865, 1479382), (1070, 1195949), (1115, 1147682), (1730, 739691), (2230, 573841), (3317, 385790), (5363, 238610), (6634, 192895), (6913, 185110), (10726, 119305), (13826, 92555), (16585, 77158), (18511, 69130), (23861, 53630), (26815, 47722), (33170, 38579), (34565, 37022)]