30725728

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2129}}^1$

素因数の和:2191

約数の個数: 48

約数和(自身を含む): 67631760

約数和(自身を除く): 36906032

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 41, 44, 82, 88, 164, 176, 328, 352, 451, 656, 902, 1312, 1804, 2129, 3608, 4258, 7216, 8516, 14432, 17032, 23419, 34064, 46838, 68128, 87289, 93676, 174578, 187352, 349156, 374704, 698312, 749408, 960179, 1396624, 1920358, 2793248, 3840716, 7681432, 15362864, 30725728]

約数ペア:

[(1, 30725728), (2, 15362864), (4, 7681432), (8, 3840716), (11, 2793248), (16, 1920358), (22, 1396624), (32, 960179), (41, 749408), (44, 698312), (82, 374704), (88, 349156), (164, 187352), (176, 174578), (328, 93676), (352, 87289), (451, 68128), (656, 46838), (902, 34064), (1312, 23419), (1804, 17032), (2129, 14432), (3608, 8516), (4258, 7216)]