20148616475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{5153}}^1$

素因数の和:5456

約数の個数: 48

約数和(自身を含む): 27539924832

約数和(自身を除く): 7391308357

約数列:

[1, 5, 13, 25, 53, 65, 227, 265, 325, 689, 1135, 1325, 2951, 3445, 5153, 5675, 12031, 14755, 17225, 25765, 60155, 66989, 73775, 128825, 156403, 273109, 300775, 334945, 782015, 1169731, 1365545, 1674725, 3550417, 3910075, 5848655, 6827725, 15206503, 17752085, 29243275, 61995743, 76032515, 88760425, 309978715, 380162575, 805944659, 1549893575, 4029723295, 20148616475]

約数ペア:

[(1, 20148616475), (5, 4029723295), (13, 1549893575), (25, 805944659), (53, 380162575), (65, 309978715), (227, 88760425), (265, 76032515), (325, 61995743), (689, 29243275), (1135, 17752085), (1325, 15206503), (2951, 6827725), (3445, 5848655), (5153, 3910075), (5675, 3550417), (12031, 1674725), (14755, 1365545), (17225, 1169731), (25765, 782015), (60155, 334945), (66989, 300775), (73775, 273109), (128825, 156403)]