81458688

素因数分解:

$2^9\times 3^1\times {\mathrm{181}}^1\times {\mathrm{293}}^1$

素因数の和:495

約数の個数: 80

約数和(自身を含む): 218954736

約数和(自身を除く): 137496048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 181, 192, 256, 293, 362, 384, 512, 543, 586, 724, 768, 879, 1086, 1172, 1448, 1536, 1758, 2172, 2344, 2896, 3516, 4344, 4688, 5792, 7032, 8688, 9376, 11584, 14064, 17376, 18752, 23168, 28128, 34752, 37504, 46336, 53033, 56256, 69504, 75008, 92672, 106066, 112512, 139008, 150016, 159099, 212132, 225024, 278016, 318198, 424264, 450048, 636396, 848528, 1272792, 1697056, 2545584, 3394112, 5091168, 6788224, 10182336, 13576448, 20364672, 27152896, 40729344, 81458688]

約数ペア:

[(1, 81458688), (2, 40729344), (3, 27152896), (4, 20364672), (6, 13576448), (8, 10182336), (12, 6788224), (16, 5091168), (24, 3394112), (32, 2545584), (48, 1697056), (64, 1272792), (96, 848528), (128, 636396), (181, 450048), (192, 424264), (256, 318198), (293, 278016), (362, 225024), (384, 212132), (512, 159099), (543, 150016), (586, 139008), (724, 112512), (768, 106066), (879, 92672), (1086, 75008), (1172, 69504), (1448, 56256), (1536, 53033), (1758, 46336), (2172, 37504), (2344, 34752), (2896, 28128), (3516, 23168), (4344, 18752), (4688, 17376), (5792, 14064), (7032, 11584), (8688, 9376)]