140901280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67741}}^1$

素因数の和:67769

約数の個数: 48

約数和(自身を含む): 358490664

約数和(自身を除く): 217589384

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 67741, 135482, 270964, 338705, 541928, 677410, 880633, 1083856, 1354820, 1761266, 2167712, 2709640, 3522532, 4403165, 5419280, 7045064, 8806330, 10838560, 14090128, 17612660, 28180256, 35225320, 70450640, 140901280]

約数ペア:

[(1, 140901280), (2, 70450640), (4, 35225320), (5, 28180256), (8, 17612660), (10, 14090128), (13, 10838560), (16, 8806330), (20, 7045064), (26, 5419280), (32, 4403165), (40, 3522532), (52, 2709640), (65, 2167712), (80, 1761266), (104, 1354820), (130, 1083856), (160, 880633), (208, 677410), (260, 541928), (416, 338705), (520, 270964), (1040, 135482), (2080, 67741)]