40652768

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1237}}^1$

素因数の和:1339

約数の個数: 48

約数和(自身を含む): 87353280

約数和(自身を除く): 46700512

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 79, 104, 158, 208, 316, 416, 632, 1027, 1237, 1264, 2054, 2474, 2528, 4108, 4948, 8216, 9896, 16081, 16432, 19792, 32162, 32864, 39584, 64324, 97723, 128648, 195446, 257296, 390892, 514592, 781784, 1270399, 1563568, 2540798, 3127136, 5081596, 10163192, 20326384, 40652768]

約数ペア:

[(1, 40652768), (2, 20326384), (4, 10163192), (8, 5081596), (13, 3127136), (16, 2540798), (26, 1563568), (32, 1270399), (52, 781784), (79, 514592), (104, 390892), (158, 257296), (208, 195446), (316, 128648), (416, 97723), (632, 64324), (1027, 39584), (1237, 32864), (1264, 32162), (2054, 19792), (2474, 16432), (2528, 16081), (4108, 9896), (4948, 8216)]