80871604

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1039}}^1$

素因数の和:1144

約数の個数: 48

約数和(自身を含む): 162489600

約数和(自身を除く): 81617996

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 61, 116, 122, 244, 319, 638, 671, 1039, 1276, 1342, 1769, 2078, 2684, 3538, 4156, 7076, 11429, 19459, 22858, 30131, 38918, 45716, 60262, 63379, 77836, 120524, 126758, 253516, 331441, 662882, 697169, 1325764, 1394338, 1837991, 2788676, 3675982, 7351964, 20217901, 40435802, 80871604]

約数ペア:

[(1, 80871604), (2, 40435802), (4, 20217901), (11, 7351964), (22, 3675982), (29, 2788676), (44, 1837991), (58, 1394338), (61, 1325764), (116, 697169), (122, 662882), (244, 331441), (319, 253516), (638, 126758), (671, 120524), (1039, 77836), (1276, 63379), (1342, 60262), (1769, 45716), (2078, 38918), (2684, 30131), (3538, 22858), (4156, 19459), (7076, 11429)]