71354920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19603}}^1$

素因数の和:19634

約数の個数: 64

約数和(自身を含む): 197608320

約数和(自身を除く): 126253400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 19603, 39206, 78412, 98015, 137221, 156824, 196030, 254839, 274442, 392060, 509678, 548884, 686105, 784120, 1019356, 1097768, 1274195, 1372210, 1783873, 2038712, 2548390, 2744420, 3567746, 5096780, 5488840, 7135492, 8919365, 10193560, 14270984, 17838730, 35677460, 71354920]

約数ペア:

[(1, 71354920), (2, 35677460), (4, 17838730), (5, 14270984), (7, 10193560), (8, 8919365), (10, 7135492), (13, 5488840), (14, 5096780), (20, 3567746), (26, 2744420), (28, 2548390), (35, 2038712), (40, 1783873), (52, 1372210), (56, 1274195), (65, 1097768), (70, 1019356), (91, 784120), (104, 686105), (130, 548884), (140, 509678), (182, 392060), (260, 274442), (280, 254839), (364, 196030), (455, 156824), (520, 137221), (728, 98015), (910, 78412), (1820, 39206), (3640, 19603)]