28536430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 58480128

約数和(自身を除く): 29943698

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 73, 97, 130, 146, 155, 194, 310, 365, 403, 485, 730, 806, 949, 970, 1261, 1898, 2015, 2263, 2522, 3007, 4030, 4526, 4745, 6014, 6305, 7081, 9490, 11315, 12610, 14162, 15035, 22630, 29419, 30070, 35405, 39091, 58838, 70810, 78182, 92053, 147095, 184106, 195455, 219511, 294190, 390910, 439022, 460265, 920530, 1097555, 2195110, 2853643, 5707286, 14268215, 28536430]

約数ペア:

[(1, 28536430), (2, 14268215), (5, 5707286), (10, 2853643), (13, 2195110), (26, 1097555), (31, 920530), (62, 460265), (65, 439022), (73, 390910), (97, 294190), (130, 219511), (146, 195455), (155, 184106), (194, 147095), (310, 92053), (365, 78182), (403, 70810), (485, 58838), (730, 39091), (806, 35405), (949, 30070), (970, 29419), (1261, 22630), (1898, 15035), (2015, 14162), (2263, 12610), (2522, 11315), (3007, 9490), (4030, 7081), (4526, 6305), (4745, 6014)]