31525936

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:254

約数の個数: 60

約数和(自身を含む): 67395240

約数和(自身を除く): 35869304

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 131, 169, 178, 208, 262, 338, 356, 524, 676, 712, 1048, 1157, 1352, 1424, 1703, 2096, 2314, 2704, 3406, 4628, 6812, 9256, 11659, 13624, 15041, 18512, 22139, 23318, 27248, 30082, 44278, 46636, 60164, 88556, 93272, 120328, 151567, 177112, 186544, 240656, 303134, 354224, 606268, 1212536, 1970371, 2425072, 3940742, 7881484, 15762968, 31525936]

約数ペア:

[(1, 31525936), (2, 15762968), (4, 7881484), (8, 3940742), (13, 2425072), (16, 1970371), (26, 1212536), (52, 606268), (89, 354224), (104, 303134), (131, 240656), (169, 186544), (178, 177112), (208, 151567), (262, 120328), (338, 93272), (356, 88556), (524, 60164), (676, 46636), (712, 44278), (1048, 30082), (1157, 27248), (1352, 23318), (1424, 22139), (1703, 18512), (2096, 15041), (2314, 13624), (2704, 11659), (3406, 9256), (4628, 6812)]