40656512

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{461}}^1$

素因数の和:541

約数の個数: 64

約数和(自身を含む): 89064360

約数和(自身を除く): 48407848

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 64, 104, 106, 128, 208, 212, 416, 424, 461, 689, 832, 848, 922, 1378, 1664, 1696, 1844, 2756, 3392, 3688, 5512, 5993, 6784, 7376, 11024, 11986, 14752, 22048, 23972, 24433, 29504, 44096, 47944, 48866, 59008, 88192, 95888, 97732, 191776, 195464, 317629, 383552, 390928, 635258, 767104, 781856, 1270516, 1563712, 2541032, 3127424, 5082064, 10164128, 20328256, 40656512]

約数ペア:

[(1, 40656512), (2, 20328256), (4, 10164128), (8, 5082064), (13, 3127424), (16, 2541032), (26, 1563712), (32, 1270516), (52, 781856), (53, 767104), (64, 635258), (104, 390928), (106, 383552), (128, 317629), (208, 195464), (212, 191776), (416, 97732), (424, 95888), (461, 88192), (689, 59008), (832, 48866), (848, 47944), (922, 44096), (1378, 29504), (1664, 24433), (1696, 23972), (1844, 22048), (2756, 14752), (3392, 11986), (3688, 11024), (5512, 7376), (5993, 6784)]