20166166895

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{24877}}^1$

素因数の和:24984

約数の個数: 64

約数和(自身を含む): 30952212480

約数和(自身を除く): 10786045585

約数列:

[1, 5, 7, 19, 23, 35, 53, 95, 115, 133, 161, 265, 371, 437, 665, 805, 1007, 1219, 1855, 2185, 3059, 5035, 6095, 7049, 8533, 15295, 23161, 24877, 35245, 42665, 115805, 124385, 162127, 174139, 472663, 572171, 810635, 870695, 1318481, 2363315, 2860855, 3308641, 4005197, 6592405, 9229367, 10871249, 16543205, 20025985, 25051139, 30325063, 46146835, 54356245, 76098743, 125255695, 151625315, 175357973, 212275441, 380493715, 576176197, 876789865, 1061377205, 2880880985, 4033233379, 20166166895]

約数ペア:

[(1, 20166166895), (5, 4033233379), (7, 2880880985), (19, 1061377205), (23, 876789865), (35, 576176197), (53, 380493715), (95, 212275441), (115, 175357973), (133, 151625315), (161, 125255695), (265, 76098743), (371, 54356245), (437, 46146835), (665, 30325063), (805, 25051139), (1007, 20025985), (1219, 16543205), (1855, 10871249), (2185, 9229367), (3059, 6592405), (5035, 4005197), (6095, 3308641), (7049, 2860855), (8533, 2363315), (15295, 1318481), (23161, 870695), (24877, 810635), (35245, 572171), (42665, 472663), (115805, 174139), (124385, 162127)]