328036540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{13007}}^1$

素因数の和:13126

約数の個数: 48

約数和(自身を含む): 749572992

約数和(自身を除く): 421536452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 2522, 5044, 6305, 12610, 13007, 25220, 26014, 52028, 65035, 130070, 169091, 260140, 338182, 676364, 845455, 1261679, 1690910, 2523358, 3381820, 5046716, 6308395, 12616790, 16401827, 25233580, 32803654, 65607308, 82009135, 164018270, 328036540]

約数ペア:

[(1, 328036540), (2, 164018270), (4, 82009135), (5, 65607308), (10, 32803654), (13, 25233580), (20, 16401827), (26, 12616790), (52, 6308395), (65, 5046716), (97, 3381820), (130, 2523358), (194, 1690910), (260, 1261679), (388, 845455), (485, 676364), (970, 338182), (1261, 260140), (1940, 169091), (2522, 130070), (5044, 65035), (6305, 52028), (12610, 26014), (13007, 25220)]