161553856

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1789}}^1$

素因数の和:1901

約数の個数: 56

約数和(自身を含む): 343722960

約数和(自身を除く): 182169104

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 83, 136, 166, 272, 332, 544, 664, 1088, 1328, 1411, 1789, 2656, 2822, 3578, 5312, 5644, 7156, 11288, 14312, 22576, 28624, 30413, 45152, 57248, 60826, 90304, 114496, 121652, 148487, 243304, 296974, 486608, 593948, 973216, 1187896, 1946432, 2375792, 2524279, 4751584, 5048558, 9503168, 10097116, 20194232, 40388464, 80776928, 161553856]

約数ペア:

[(1, 161553856), (2, 80776928), (4, 40388464), (8, 20194232), (16, 10097116), (17, 9503168), (32, 5048558), (34, 4751584), (64, 2524279), (68, 2375792), (83, 1946432), (136, 1187896), (166, 973216), (272, 593948), (332, 486608), (544, 296974), (664, 243304), (1088, 148487), (1328, 121652), (1411, 114496), (1789, 90304), (2656, 60826), (2822, 57248), (3578, 45152), (5312, 30413), (5644, 28624), (7156, 22576), (11288, 14312)]