25867640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:972

約数の個数: 64

約数和(自身を含む): 62760960

約数和(自身を除く): 36893320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 155, 184, 230, 248, 310, 460, 620, 713, 907, 920, 1240, 1426, 1814, 2852, 3565, 3628, 4535, 5704, 7130, 7256, 9070, 14260, 18140, 20861, 28117, 28520, 36280, 41722, 56234, 83444, 104305, 112468, 140585, 166888, 208610, 224936, 281170, 417220, 562340, 646691, 834440, 1124680, 1293382, 2586764, 3233455, 5173528, 6466910, 12933820, 25867640]

約数ペア:

[(1, 25867640), (2, 12933820), (4, 6466910), (5, 5173528), (8, 3233455), (10, 2586764), (20, 1293382), (23, 1124680), (31, 834440), (40, 646691), (46, 562340), (62, 417220), (92, 281170), (115, 224936), (124, 208610), (155, 166888), (184, 140585), (230, 112468), (248, 104305), (310, 83444), (460, 56234), (620, 41722), (713, 36280), (907, 28520), (920, 28117), (1240, 20861), (1426, 18140), (1814, 14260), (2852, 9070), (3565, 7256), (3628, 7130), (4535, 5704)]