1640802774

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{25013}}^1$

素因数の和:25089

約数の個数: 48

約数和(自身を含む): 3660248592

約数和(自身を除く): 2019445818

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 174, 377, 754, 841, 1131, 1682, 2262, 2523, 5046, 10933, 21866, 25013, 32799, 50026, 65598, 75039, 150078, 325169, 650338, 725377, 975507, 1450754, 1951014, 2176131, 4352262, 9429901, 18859802, 21035933, 28289703, 42071866, 56579406, 63107799, 126215598, 273467129, 546934258, 820401387, 1640802774]

約数ペア:

[(1, 1640802774), (2, 820401387), (3, 546934258), (6, 273467129), (13, 126215598), (26, 63107799), (29, 56579406), (39, 42071866), (58, 28289703), (78, 21035933), (87, 18859802), (174, 9429901), (377, 4352262), (754, 2176131), (841, 1951014), (1131, 1450754), (1682, 975507), (2262, 725377), (2523, 650338), (5046, 325169), (10933, 150078), (21866, 75039), (25013, 65598), (32799, 50026)]