90535455

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{383}}^1$

素因数の和:517

約数の個数: 64

約数和(自身を含む): 172523520

約数和(自身を除く): 81988065

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 103, 135, 153, 255, 309, 383, 459, 515, 765, 927, 1149, 1545, 1751, 1915, 2295, 2781, 3447, 4635, 5253, 5745, 6511, 8755, 10341, 13905, 15759, 17235, 19533, 26265, 32555, 39449, 47277, 51705, 58599, 78795, 97665, 118347, 175797, 197245, 236385, 292995, 355041, 591735, 670633, 878985, 1065123, 1775205, 2011899, 3353165, 5325615, 6035697, 10059495, 18107091, 30178485, 90535455]

約数ペア:

[(1, 90535455), (3, 30178485), (5, 18107091), (9, 10059495), (15, 6035697), (17, 5325615), (27, 3353165), (45, 2011899), (51, 1775205), (85, 1065123), (103, 878985), (135, 670633), (153, 591735), (255, 355041), (309, 292995), (383, 236385), (459, 197245), (515, 175797), (765, 118347), (927, 97665), (1149, 78795), (1545, 58599), (1751, 51705), (1915, 47277), (2295, 39449), (2781, 32555), (3447, 26265), (4635, 19533), (5253, 17235), (5745, 15759), (6511, 13905), (8755, 10341)]