127676380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{809}}^1$

素因数の和:1438

約数の個数: 48

約数和(自身を含む): 289578240

約数和(自身を除く): 161901860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 607, 809, 1214, 1618, 2428, 3035, 3236, 4045, 6070, 7891, 8090, 10517, 12140, 15782, 16180, 21034, 31564, 39455, 42068, 52585, 78910, 105170, 157820, 210340, 491063, 982126, 1964252, 2455315, 4910630, 6383819, 9821260, 12767638, 25535276, 31919095, 63838190, 127676380]

約数ペア:

[(1, 127676380), (2, 63838190), (4, 31919095), (5, 25535276), (10, 12767638), (13, 9821260), (20, 6383819), (26, 4910630), (52, 2455315), (65, 1964252), (130, 982126), (260, 491063), (607, 210340), (809, 157820), (1214, 105170), (1618, 78910), (2428, 52585), (3035, 42068), (3236, 39455), (4045, 31564), (6070, 21034), (7891, 16180), (8090, 15782), (10517, 12140)]