72130552

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1784

約数の個数: 48

約数和(自身を含む): 151260480

約数和(自身を除く): 79129928

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 169, 248, 338, 403, 676, 806, 1352, 1612, 1721, 3224, 3442, 5239, 6884, 10478, 13768, 20956, 22373, 41912, 44746, 53351, 89492, 106702, 178984, 213404, 290849, 426808, 581698, 693563, 1163396, 1387126, 2326792, 2774252, 5548504, 9016319, 18032638, 36065276, 72130552]

約数ペア:

[(1, 72130552), (2, 36065276), (4, 18032638), (8, 9016319), (13, 5548504), (26, 2774252), (31, 2326792), (52, 1387126), (62, 1163396), (104, 693563), (124, 581698), (169, 426808), (248, 290849), (338, 213404), (403, 178984), (676, 106702), (806, 89492), (1352, 53351), (1612, 44746), (1721, 41912), (3224, 22373), (3442, 20956), (5239, 13768), (6884, 10478)]